Merge branch 'dm-project-path-helpers-try-2' into 'master'

Create and use project path helpers that only need a project, no namespace

See merge request !12566

333 files changed, 853 insertions, 1046 deletions

diff --git a/app/controllers/admin/projects_controller.rb b/app/controllers/admin/projects_controller.rb
index a1975c0e341..984d5398708 100644
--- a/app/controllers/admin/projects_controller.rb
+++ b/app/controllers/admin/projects_controller.rb
@@ -40,14 +40,14 @@ class Admin::ProjectsController < Admin::ApplicationController
     ::Projects::TransferService.new(@project, current_user, params.dup).execute(namespace)
 
     @project.reload
-    redirect_to admin_namespace_project_path(@project.namespace, @project)
+    redirect_to admin_project_path(@project)
   end
 
   def repository_check
     RepositoryCheck::SingleRepositoryWorker.perform_async(@project.id)
 
     redirect_to(
-      admin_namespace_project_path(@project.namespace, @project),
+      admin_project_path(@project),
       notice: 'Repository check was triggered.'
     )
   end
diff --git a/app/controllers/concerns/creates_commit.rb b/app/controllers/concerns/creates_commit.rb
index f87db4d9e84..782f0be9c4a 100644
--- a/app/controllers/concerns/creates_commit.rb
+++ b/app/controllers/concerns/creates_commit.rb
@@ -78,8 +78,7 @@ module CreatesCommit
   end
 
   def new_merge_request_path
-    namespace_project_new_merge_request_path(
-      @project_to_commit_into.namespace,
+    project_new_merge_request_path(
       @project_to_commit_into,
       merge_request: {
         source_project_id: @project_to_commit_into.id,
@@ -91,7 +90,7 @@ module CreatesCommit
   end
 
   def existing_merge_request_path
-    namespace_project_merge_request_path(@project.namespace, @project, @merge_request)
+    project_merge_request_path(@project, @merge_request)
   end
 
   def merge_request_exists?
diff --git a/app/controllers/concerns/milestone_actions.rb b/app/controllers/concerns/milestone_actions.rb
index 1ff785ac2ca..081f3336780 100644
--- a/app/controllers/concerns/milestone_actions.rb
+++ b/app/controllers/concerns/milestone_actions.rb
@@ -45,7 +45,7 @@ module MilestoneActions
 
   def milestone_redirect_path
     if @project
-      namespace_project_milestone_path(@project.namespace, @project, @milestone)
+      project_milestone_path(@project, @milestone)
     elsif @group
       group_milestone_path(@group, @milestone.safe_title, title: @milestone.title)
     else
diff --git a/app/controllers/concerns/repository_settings_redirect.rb b/app/controllers/concerns/repository_settings_redirect.rb
index 0854c73a02f..0576f0e6e70 100644
--- a/app/controllers/concerns/repository_settings_redirect.rb
+++ b/app/controllers/concerns/repository_settings_redirect.rb
@@ -2,6 +2,6 @@ module RepositorySettingsRedirect
   extend ActiveSupport::Concern
 
   def redirect_to_repository_settings(project)
-    redirect_to namespace_project_settings_repository_path(project.namespace, project)
+    redirect_to project_settings_repository_path(project)
   end
 end
diff --git a/app/controllers/concerns/spammable_actions.rb b/app/controllers/concerns/spammable_actions.rb
index b68d76aeff0..ada0dde87fb 100644
--- a/app/controllers/concerns/spammable_actions.rb
+++ b/app/controllers/concerns/spammable_actions.rb
@@ -9,9 +9,9 @@ module SpammableActions
 
   def mark_as_spam
     if SpamService.new(spammable).mark_as_spam!
-      redirect_to spammable, notice: "#{spammable.spammable_entity_type.titlecase} was submitted to Akismet successfully."
+      redirect_to spammable_path, notice: "#{spammable.spammable_entity_type.titlecase} was submitted to Akismet successfully."
     else
-      redirect_to spammable, alert: 'Error with Akismet. Please check the logs for more info.'
+      redirect_to spammable_path, alert: 'Error with Akismet. Please check the logs for more info.'
     end
   end
 
@@ -25,7 +25,7 @@ module SpammableActions
 
   def recaptcha_check_with_fallback(&fallback)
     if spammable.valid?
-      redirect_to spammable
+      redirect_to spammable_path
     elsif render_recaptcha?
       ensure_spam_config_loaded!
 
@@ -56,6 +56,10 @@ module SpammableActions
     raise NotImplementedError, "#{self.class} does not implement #{__method__}"
   end
 
+  def spammable_path
+    raise NotImplementedError, "#{self.class} does not implement #{__method__}"
+  end
+
   def authorize_submit_spammable!
     access_denied! unless current_user.admin?
   end
diff --git a/app/controllers/invites_controller.rb b/app/controllers/invites_controller.rb
index 7625187c7be..0982a61902b 100644
--- a/app/controllers/invites_controller.rb
+++ b/app/controllers/invites_controller.rb
@@ -63,7 +63,7 @@ class InvitesController < ApplicationController
     when Project
       project = member.source
       label = "project #{project.name_with_namespace}"
-      path = namespace_project_path(project.namespace, project)
+      path = project_path(project)
     when Group
       group = member.source
       label = "group #{group.name}"
diff --git a/app/controllers/projects/application_controller.rb b/app/controllers/projects/application_controller.rb
index 3d7ce4f0222..95de3a44641 100644
--- a/app/controllers/projects/application_controller.rb
+++ b/app/controllers/projects/application_controller.rb
@@ -76,13 +76,13 @@ class Projects::ApplicationController < ApplicationController
   def require_non_empty_project
     # Be sure to return status code 303 to avoid a double DELETE:
     # http://api.rubyonrails.org/classes/ActionController/Redirecting.html
-    redirect_to namespace_project_path(@project.namespace, @project), status: 303 if @project.empty_repo?
+    redirect_to project_path(@project), status: 303 if @project.empty_repo?
   end
 
   def require_branch_head
     unless @repository.branch_exists?(@ref)
       redirect_to(
-        namespace_project_tree_path(@project.namespace, @project, @ref),
+        project_tree_path(@project, @ref),
         notice: "This action is not allowed unless you are on a branch"
       )
     end
diff --git a/app/controllers/projects/artifacts_controller.rb b/app/controllers/projects/artifacts_controller.rb
index ea036b1f705..f637a9a803b 100644
--- a/app/controllers/projects/artifacts_controller.rb
+++ b/app/controllers/projects/artifacts_controller.rb
@@ -46,7 +46,7 @@ class Projects::ArtifactsController < Projects::ApplicationController
 
   def keep
     build.keep_artifacts!
-    redirect_to namespace_project_job_path(project.namespace, project, build)
+    redirect_to project_job_path(project, build)
   end
 
   def latest_succeeded
diff --git a/app/controllers/projects/blob_controller.rb b/app/controllers/projects/blob_controller.rb
index a82d6fd5a4a..49ea2945675 100644
--- a/app/controllers/projects/blob_controller.rb
+++ b/app/controllers/projects/blob_controller.rb
@@ -27,9 +27,9 @@ class Projects::BlobController < Projects::ApplicationController
 
   def create
     create_commit(Files::CreateService, success_notice: "The file has been successfully created.",
-                                        success_path: -> { namespace_project_blob_path(@project.namespace, @project, File.join(@branch_name, @file_path)) },
+                                        success_path: -> { project_blob_path(@project, File.join(@branch_name, @file_path)) },
                                         failure_view: :new,
-                                        failure_path: namespace_project_new_blob_path(@project.namespace, @project, @ref))
+                                        failure_path: project_new_blob_path(@project, @ref))
   end
 
   def show
@@ -63,7 +63,7 @@ class Projects::BlobController < Projects::ApplicationController
     @path = params[:file_path] if params[:file_path].present?
     create_commit(Files::UpdateService, success_path: -> { after_edit_path },
                                         failure_view: :edit,
-                                        failure_path: namespace_project_blob_path(@project.namespace, @project, @id))
+                                        failure_path: project_blob_path(@project, @id))
 
   rescue Files::UpdateService::FileChangedError
     @conflict = true
@@ -83,9 +83,9 @@ class Projects::BlobController < Projects::ApplicationController
 
   def destroy
     create_commit(Files::DeleteService, success_notice: "The file has been successfully deleted.",
-                                        success_path: -> { namespace_project_tree_path(@project.namespace, @project, @branch_name) },
+                                        success_path: -> { project_tree_path(@project, @branch_name) },
                                         failure_view: :show,
-                                        failure_path: namespace_project_blob_path(@project.namespace, @project, @id))
+                                        failure_path: project_blob_path(@project, @id))
   end
 
   def diff
@@ -118,7 +118,7 @@ class Projects::BlobController < Projects::ApplicationController
     else
       if tree = @repository.tree(@commit.id, @path)
         if tree.entries.any?
-          return redirect_to namespace_project_tree_path(@project.namespace, @project, File.join(@ref, @path))
+          return redirect_to project_tree_path(@project, File.join(@ref, @path))
         end
       end
 
@@ -143,10 +143,10 @@ class Projects::BlobController < Projects::ApplicationController
   def after_edit_path
     from_merge_request = MergeRequestsFinder.new(current_user, project_id: @project.id).execute.find_by(iid: params[:from_merge_request_iid])
     if from_merge_request && @branch_name == @ref
-      diffs_namespace_project_merge_request_path(from_merge_request.target_project.namespace, from_merge_request.target_project, from_merge_request) +
+      diffs_project_merge_request_path(from_merge_request.target_project, from_merge_request) +
         "##{hexdigest(@path)}"
     else
-      namespace_project_blob_path(@project.namespace, @project, File.join(@branch_name, @path))
+      project_blob_path(@project, File.join(@branch_name, @path))
     end
   end
 
diff --git a/app/controllers/projects/branches_controller.rb b/app/controllers/projects/branches_controller.rb
index 94a752c21eb..86058531179 100644
--- a/app/controllers/projects/branches_controller.rb
+++ b/app/controllers/projects/branches_controller.rb
@@ -52,7 +52,7 @@ class Projects::BranchesController < Projects::ApplicationController
             redirect_to url_to_autodeploy_setup(project, branch_name),
               notice: view_context.autodeploy_flash_notice(branch_name)
           else
-            redirect_to namespace_project_tree_path(@project.namespace, @project, branch_name)
+            redirect_to project_tree_path(@project, branch_name)
           end
         else
           @error = result[:message]
@@ -62,7 +62,7 @@ class Projects::BranchesController < Projects::ApplicationController
 
       format.json do
         if result[:status] == :success
-          render json: { name: branch_name, url: namespace_project_tree_url(@project.namespace, @project, branch_name) }
+          render json: { name: branch_name, url: project_tree_url(@project, branch_name) }
         else
           render json: result[:messsage], status: :unprocessable_entity
         end
@@ -79,7 +79,7 @@ class Projects::BranchesController < Projects::ApplicationController
         flash_type = result[:status] == :error ? :alert : :notice
         flash[flash_type] = result[:message]
 
-        redirect_to namespace_project_branches_path(@project.namespace, @project), status: 303
+        redirect_to project_branches_path(@project), status: 303
       end
 
       format.js { render nothing: true, status: result[:return_code] }
@@ -90,7 +90,7 @@ class Projects::BranchesController < Projects::ApplicationController
   def destroy_all_merged
     DeleteMergedBranchesService.new(@project, current_user).async_execute
 
-    redirect_to namespace_project_branches_path(@project.namespace, @project),
+    redirect_to project_branches_path(@project),
       notice: 'Merged branches are being deleted. This can take some time depending on the number of branches. Please refresh the page to see changes.'
   end
 
@@ -106,8 +106,7 @@ class Projects::BranchesController < Projects::ApplicationController
   end
 
   def url_to_autodeploy_setup(project, branch_name)
-    namespace_project_new_blob_path(
-      project.namespace,
+    project_new_blob_path(
       project,
       branch_name,
       file_name: '.gitlab-ci.yml',
diff --git a/app/controllers/projects/build_artifacts_controller.rb b/app/controllers/projects/build_artifacts_controller.rb
index f34a198634e..b45e5d7ff43 100644
--- a/app/controllers/projects/build_artifacts_controller.rb
+++ b/app/controllers/projects/build_artifacts_controller.rb
@@ -7,23 +7,23 @@ class Projects::BuildArtifactsController < Projects::ApplicationController
   before_action :validate_artifacts!
 
   def download
-    redirect_to download_namespace_project_job_artifacts_path(project.namespace, project, job)
+    redirect_to download_project_job_artifacts_path(project, job)
   end
 
   def browse
-    redirect_to browse_namespace_project_job_artifacts_path(project.namespace, project, job, path: params[:path])
+    redirect_to browse_project_job_artifacts_path(project, job, path: params[:path])
   end
 
   def file
-    redirect_to file_namespace_project_job_artifacts_path(project.namespace, project, job, path: params[:path])
+    redirect_to file_project_job_artifacts_path(project, job, path: params[:path])
   end
 
   def raw
-    redirect_to raw_namespace_project_job_artifacts_path(project.namespace, project, job, path: params[:path])
+    redirect_to raw_project_job_artifacts_path(project, job, path: params[:path])
   end
 
   def latest_succeeded
-    redirect_to latest_succeeded_namespace_project_artifacts_path(project.namespace, project, job, ref_name_and_path: params[:ref_name_and_path], job: params[:job])
+    redirect_to latest_succeeded_project_artifacts_path(project, job, ref_name_and_path: params[:ref_name_and_path], job: params[:job])
   end
 
   private
diff --git a/app/controllers/projects/builds_controller.rb b/app/controllers/projects/builds_controller.rb
index 1334a231788..230b072dcea 100644
--- a/app/controllers/projects/builds_controller.rb
+++ b/app/controllers/projects/builds_controller.rb
@@ -2,15 +2,15 @@ class Projects::BuildsController < Projects::ApplicationController
   before_action :authorize_read_build!
 
   def index
-    redirect_to namespace_project_jobs_path(project.namespace, project)
+    redirect_to project_jobs_path(project)
   end
 
   def show
-    redirect_to namespace_project_job_path(project.namespace, project, job)
+    redirect_to project_job_path(project, job)
   end
 
   def raw
-    redirect_to raw_namespace_project_job_path(project.namespace, project, job)
+    redirect_to raw_project_job_path(project, job)
   end
 
   private
diff --git a/app/controllers/projects/commit_controller.rb b/app/controllers/projects/commit_controller.rb
index 7c3cce1c241..14a1e11a6ea 100644
--- a/app/controllers/projects/commit_controller.rb
+++ b/app/controllers/projects/commit_controller.rb
@@ -80,16 +80,16 @@ class Projects::CommitController < Projects::ApplicationController
   end
 
   def successful_change_path
-    referenced_merge_request_url || namespace_project_commits_url(@project.namespace, @project, @branch_name)
+    referenced_merge_request_url || project_commits_url(@project, @branch_name)
   end
 
   def failed_change_path
-    referenced_merge_request_url || namespace_project_commit_url(@project.namespace, @project, params[:id])
+    referenced_merge_request_url || project_commit_url(@project, params[:id])
   end
 
   def referenced_merge_request_url
     if merge_request = @commit.merged_merge_request(current_user)
-      namespace_project_merge_request_url(merge_request.target_project.namespace, merge_request.target_project, merge_request)
+      project_merge_request_url(merge_request.target_project, merge_request)
     end
   end
 
diff --git a/app/controllers/projects/compare_controller.rb b/app/controllers/projects/compare_controller.rb
index ef400c4d745..c8613c0d634 100644
--- a/app/controllers/projects/compare_controller.rb
+++ b/app/controllers/projects/compare_controller.rb
@@ -31,9 +31,9 @@ class Projects::CompareController < Projects::ApplicationController
         from: params[:from].presence,
         to: params[:to].presence
       }
-      redirect_to namespace_project_compare_index_path(@project.namespace, @project, from_to_vars)
+      redirect_to project_compare_index_path(@project, from_to_vars)
     else
-      redirect_to namespace_project_compare_path(@project.namespace, @project,
+      redirect_to project_compare_path(@project,
                                                params[:from], params[:to])
     end
   end
diff --git a/app/controllers/projects/environments_controller.rb b/app/controllers/projects/environments_controller.rb
index f88a1ffd1e9..919d021b59c 100644
--- a/app/controllers/projects/environments_controller.rb
+++ b/app/controllers/projects/environments_controller.rb
@@ -63,7 +63,7 @@ class Projects::EnvironmentsController < Projects::ApplicationController
     @environment = project.environments.create(environment_params)
 
     if @environment.persisted?
-      redirect_to namespace_project_environment_path(project.namespace, project, @environment)
+      redirect_to project_environment_path(project, @environment)
     else
       render :new
     end
@@ -71,7 +71,7 @@ class Projects::EnvironmentsController < Projects::ApplicationController
 
   def update
     if @environment.update(environment_params)
-      redirect_to namespace_project_environment_path(project.namespace, project, @environment)
+      redirect_to project_environment_path(project, @environment)
     else
       render :edit
     end
@@ -86,7 +86,7 @@ class Projects::EnvironmentsController < Projects::ApplicationController
       if stop_action
         polymorphic_url([project.namespace.becomes(Namespace), project, stop_action])
       else
-        namespace_project_environment_url(project.namespace, project, @environment)
+        project_environment_url(project, @environment)
       end
 
     respond_to do |format|
diff --git a/app/controllers/projects/forks_controller.rb b/app/controllers/projects/forks_controller.rb
index 1eb3800e49d..3f83bef2c79 100644
--- a/app/controllers/projects/forks_controller.rb
+++ b/app/controllers/projects/forks_controller.rb
@@ -44,12 +44,12 @@ class Projects::ForksController < Projects::ApplicationController
 
     if @forked_project.saved? && @forked_project.forked?
       if @forked_project.import_in_progress?
-        redirect_to namespace_project_import_path(@forked_project.namespace, @forked_project, continue: continue_params)
+        redirect_to project_import_path(@forked_project, continue: continue_params)
       else
         if continue_params
           redirect_to continue_params[:to], notice: continue_params[:notice]
         else
-          redirect_to namespace_project_path(@forked_project.namespace, @forked_project), notice: "The project '#{@forked_project.name}' was successfully forked."
+          redirect_to project_path(@forked_project), notice: "The project '#{@forked_project.name}' was successfully forked."
         end
       end
     else
diff --git a/app/controllers/projects/graphs_controller.rb b/app/controllers/projects/graphs_controller.rb
index df5221fe95f..57372f9e79d 100644
--- a/app/controllers/projects/graphs_controller.rb
+++ b/app/controllers/projects/graphs_controller.rb
@@ -29,7 +29,7 @@ class Projects::GraphsController < Projects::ApplicationController
   end
 
   def ci
-    redirect_to charts_namespace_project_pipelines_path(@project.namespace, @project)
+    redirect_to charts_project_pipelines_path(@project)
   end
 
   private
diff --git a/app/controllers/projects/group_links_controller.rb b/app/controllers/projects/group_links_controller.rb
index deb33a2f0ff..8fc614b414d 100644
--- a/app/controllers/projects/group_links_controller.rb
+++ b/app/controllers/projects/group_links_controller.rb
@@ -22,7 +22,7 @@ class Projects::GroupLinksController < Projects::ApplicationController
       flash[:alert] = 'Please select a group.'
     end
 
-    redirect_to namespace_project_settings_members_path(project.namespace, project)
+    redirect_to project_settings_members_path(project)
   end
 
   def update
@@ -36,7 +36,7 @@ class Projects::GroupLinksController < Projects::ApplicationController
 
     respond_to do |format|
       format.html do
-        redirect_to namespace_project_settings_members_path(project.namespace, project), status: 302
+        redirect_to project_settings_members_path(project), status: 302
       end
       format.js { head :ok }
     end
diff --git a/app/controllers/projects/hook_logs_controller.rb b/app/controllers/projects/hook_logs_controller.rb
index 354f0d6db3a..b9c4b29580a 100644
--- a/app/controllers/projects/hook_logs_controller.rb
+++ b/app/controllers/projects/hook_logs_controller.rb
@@ -18,7 +18,7 @@ class Projects::HookLogsController < Projects::ApplicationController
 
     set_hook_execution_notice(status, message)
 
-    redirect_to edit_namespace_project_hook_path(@project.namespace, @project, @hook)
+    redirect_to edit_project_hook_path(@project, @hook)
   end
 
   private
diff --git a/app/controllers/projects/hooks_controller.rb b/app/controllers/projects/hooks_controller.rb
index f5143280154..18895c3f0f3 100644
--- a/app/controllers/projects/hooks_controller.rb
+++ b/app/controllers/projects/hooks_controller.rb
@@ -17,7 +17,7 @@ class Projects::HooksController < Projects::ApplicationController
       @hooks = @project.hooks.select(&:persisted?)
       flash[:alert] = @hook.errors.full_messages.join.html_safe
     end
-    redirect_to namespace_project_settings_integrations_path(@project.namespace, @project)
+    redirect_to project_settings_integrations_path(@project)
   end
 
   def edit
@@ -26,7 +26,7 @@ class Projects::HooksController < Projects::ApplicationController
   def update
     if hook.update_attributes(hook_params)
       flash[:notice] = 'Hook was successfully updated.'
-      redirect_to namespace_project_settings_integrations_path(@project.namespace, @project)
+      redirect_to project_settings_integrations_path(@project)
     else
       render 'edit'
     end
@@ -47,7 +47,7 @@ class Projects::HooksController < Projects::ApplicationController
   def destroy
     hook.destroy
 
-    redirect_to namespace_project_settings_integrations_path(@project.namespace, @project), status: 302
+    redirect_to project_settings_integrations_path(@project), status: 302
   end
 
   private
diff --git a/app/controllers/projects/imports_controller.rb b/app/controllers/projects/imports_controller.rb
index 4b143434ea5..49aa32119ef 100644
--- a/app/controllers/projects/imports_controller.rb
+++ b/app/controllers/projects/imports_controller.rb
@@ -17,7 +17,7 @@ class Projects::ImportsController < Projects::ApplicationController
       @project.reload.import_schedule
     end
 
-    redirect_to namespace_project_import_path(@project.namespace, @project)
+    redirect_to project_import_path(@project)
   end
 
   def show
@@ -25,10 +25,10 @@ class Projects::ImportsController < Projects::ApplicationController
       if continue_params
         redirect_to continue_params[:to], notice: continue_params[:notice]
       else
-        redirect_to namespace_project_path(@project.namespace, @project), notice: finished_notice
+        redirect_to project_path(@project), notice: finished_notice
       end
     elsif @project.import_failed?
-      redirect_to new_namespace_project_import_path(@project.namespace, @project)
+      redirect_to new_project_import_path(@project)
     else
       if continue_params && continue_params[:notice_now]
         flash.now[:notice] = continue_params[:notice_now]
@@ -50,19 +50,19 @@ class Projects::ImportsController < Projects::ApplicationController
 
   def require_no_repo
     if @project.repository_exists?
-      redirect_to namespace_project_path(@project.namespace, @project)
+      redirect_to project_path(@project)
     end
   end
 
   def redirect_if_progress
     if @project.import_in_progress?
-      redirect_to namespace_project_import_path(@project.namespace, @project)
+      redirect_to project_import_path(@project)
     end
   end
 
   def redirect_if_no_import
     if @project.repository_exists? && @project.no_import?
-      redirect_to namespace_project_path(@project.namespace, @project)
+      redirect_to project_path(@project)
     end
   end
 end
diff --git a/app/controllers/projects/issues_controller.rb b/app/controllers/projects/issues_controller.rb
index 54f108353cd..c9e636fb65e 100644
--- a/app/controllers/projects/issues_controller.rb
+++ b/app/controllers/projects/issues_controller.rb
@@ -238,6 +238,10 @@ class Projects::IssuesController < Projects::ApplicationController
   alias_method :awardable, :issue
   alias_method :spammable, :issue
 
+  def spammable_path
+    project_issue_path(@project, @issue)
+  end
+
   def authorize_update_issue!
     return render_404 unless can?(current_user, :update_issue, @issue)
   end
diff --git a/app/controllers/projects/jobs_controller.rb b/app/controllers/projects/jobs_controller.rb
index cb4f46388fd..96abdac91b6 100644
--- a/app/controllers/projects/jobs_controller.rb
+++ b/app/controllers/projects/jobs_controller.rb
@@ -38,7 +38,7 @@ class Projects::JobsController < Projects::ApplicationController
       build.cancel if can?(current_user, :update_build, build)
     end
 
-    redirect_to namespace_project_jobs_path(project.namespace, project)
+    redirect_to project_jobs_path(project)
   end
 
   def show
@@ -108,7 +108,7 @@ class Projects::JobsController < Projects::ApplicationController
 
   def erase
     if @build.erase(erased_by: current_user)
-      redirect_to namespace_project_job_path(project.namespace, project, @build),
+      redirect_to project_job_path(project, @build),
                 notice: "Build has been successfully erased!"
     else
       respond_422
@@ -137,6 +137,6 @@ class Projects::JobsController < Projects::ApplicationController
   end
 
   def build_path(build)
-    namespace_project_job_path(build.project.namespace, build.project, build)
+    project_job_path(build.project, build)
   end
 end
diff --git a/app/controllers/projects/labels_controller.rb b/app/controllers/projects/labels_controller.rb
index daa973c9281..480a2dff262 100644
--- a/app/controllers/projects/labels_controller.rb
+++ b/app/controllers/projects/labels_controller.rb
@@ -33,7 +33,7 @@ class Projects::LabelsController < Projects::ApplicationController
 
     if @label.valid?
       respond_to do |format|
-        format.html { redirect_to namespace_project_labels_path(@project.namespace, @project) }
+        format.html { redirect_to project_labels_path(@project) }
         format.json { render json: @label }
       end
     else
@@ -51,7 +51,7 @@ class Projects::LabelsController < Projects::ApplicationController
     @label = Labels::UpdateService.new(label_params).execute(@label)
 
     if @label.valid?
-      redirect_to namespace_project_labels_path(@project.namespace, @project)
+      redirect_to project_labels_path(@project)
     else
       render :edit
     end
@@ -61,12 +61,11 @@ class Projects::LabelsController < Projects::ApplicationController
     Gitlab::IssuesLabels.generate(@project)
 
     if params[:redirect] == 'issues'
-      redirect_to namespace_project_issues_path(@project.namespace, @project)
+      redirect_to project_issues_path(@project)
     elsif params[:redirect] == 'merge_requests'
-      redirect_to namespace_project_merge_requests_path(@project.namespace,
-                                                        @project)
+      redirect_to project_merge_requests_path(@project)
     else
-      redirect_to namespace_project_labels_path(@project.namespace, @project)
+      redirect_to project_labels_path(@project)
     end
   end
 
@@ -74,7 +73,7 @@ class Projects::LabelsController < Projects::ApplicationController
     @label.destroy
     @labels = find_labels
 
-    redirect_to namespace_project_labels_path(@project.namespace, @project),
+    redirect_to project_labels_path(@project),
                 status: 302,
                 notice: 'Label was removed'
   end
@@ -114,7 +113,7 @@ class Projects::LabelsController < Projects::ApplicationController
       return render_404 unless promote_service.execute(@label)
       respond_to do |format|
         format.html do
-          redirect_to(namespace_project_labels_path(@project.namespace, @project),
+          redirect_to(project_labels_path(@project),
                       notice: 'Label was promoted to a Group Label')
         end
         format.js
@@ -125,7 +124,7 @@ class Projects::LabelsController < Projects::ApplicationController
 
       respond_to do |format|
         format.html do
-          redirect_to(namespace_project_labels_path(@project.namespace, @project),
+          redirect_to(project_labels_path(@project),
                       notice: 'Failed to promote label due to internal error. Please contact administrators.')
         end
         format.js
diff --git a/app/controllers/projects/mattermosts_controller.rb b/app/controllers/projects/mattermosts_controller.rb
index 38f7e6eb5e9..0f6add3e287 100644
--- a/app/controllers/projects/mattermosts_controller.rb
+++ b/app/controllers/projects/mattermosts_controller.rb
@@ -16,12 +16,10 @@ class Projects::MattermostsController < Projects::ApplicationController
 
     if result
       flash[:notice] = 'This service is now configured'
-      redirect_to edit_namespace_project_service_path(
-        @project.namespace, @project, service)
+      redirect_to edit_project_service_path(@project, service)
     else
       flash[:alert] = message || 'Failed to configure service'
-      redirect_to new_namespace_project_mattermost_path(
-        @project.namespace, @project)
+      redirect_to new_project_mattermost_path(@project)
     end
   end
 
diff --git a/app/controllers/projects/merge_requests/conflicts_controller.rb b/app/controllers/projects/merge_requests/conflicts_controller.rb
index a71f23e790d..28afef101a9 100644
--- a/app/controllers/projects/merge_requests/conflicts_controller.rb
+++ b/app/controllers/projects/merge_requests/conflicts_controller.rb
@@ -52,7 +52,7 @@ class Projects::MergeRequests::ConflictsController < Projects::MergeRequests::Ap
 
       flash[:notice] = 'All merge conflicts were resolved. The merge request can now be merged.'
 
-      render json: { redirect_to: namespace_project_merge_request_url(@project.namespace, @project, @merge_request, resolved_conflicts: true) }
+      render json: { redirect_to: project_merge_request_url(@project, @merge_request, resolved_conflicts: true) }
     rescue Gitlab::Conflict::ResolutionError => e
       render status: :bad_request, json: { message: e.message }
     end
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 04f8e95aa09..a573b392591 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -211,21 +211,18 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
 
           stop_url =
             if environment.stop_action? && can?(current_user, :create_deployment, environment)
-              stop_namespace_project_environment_path(project.namespace, project, environment)
+              stop_project_environment_path(project, environment)
             end
 
           metrics_url =
             if can?(current_user, :read_environment, environment) && environment.has_metrics?
-              metrics_namespace_project_environment_deployment_path(environment.project.namespace,
-                                                                    environment.project,
-                                                                    environment,
-                                                                    deployment)
+              metrics_project_environment_deployment_path(environment.project, environment, deployment)
             end
 
           {
             id: environment.id,
             name: environment.name,
-            url: namespace_project_environment_path(project.namespace, project, environment),
+            url: project_environment_path(project, environment),
             metrics_url: metrics_url,
             stop_url: stop_url,
             external_url: environment.external_url,
diff --git a/app/controllers/projects/milestones_controller.rb b/app/controllers/projects/milestones_controller.rb
index 953b1e83e49..a80562e77ce 100644
--- a/app/controllers/projects/milestones_controller.rb
+++ b/app/controllers/projects/milestones_controller.rb
@@ -51,8 +51,7 @@ class Projects::MilestonesController < Projects::ApplicationController
     @milestone = Milestones::CreateService.new(project, current_user, milestone_params).execute
 
     if @milestone.save
-      redirect_to namespace_project_milestone_path(@project.namespace,
-                                                   @project, @milestone)
+      redirect_to project_milestone_path(@project, @milestone)
     else
       render "new"
     end
@@ -65,8 +64,7 @@ class Projects::MilestonesController < Projects::ApplicationController
       format.js
       format.html do
         if @milestone.valid?
-          redirect_to namespace_project_milestone_path(@project.namespace,
-                                                   @project, @milestone)
+          redirect_to project_milestone_path(@project, @milestone)
         else
           render :edit
         end
diff --git a/app/controllers/projects/network_controller.rb b/app/controllers/projects/network_controller.rb
index 33a152ad34f..dfa5e4f7f46 100644
--- a/app/controllers/projects/network_controller.rb
+++ b/app/controllers/projects/network_controller.rb
@@ -8,8 +8,8 @@ class Projects::NetworkController < Projects::ApplicationController
   before_action :assign_commit
 
   def show
-    @url = namespace_project_network_path(@project.namespace, @project, @ref, @options.merge(format: :json))
-    @commit_url = namespace_project_commit_path(@project.namespace, @project, 'ae45ca32').gsub("ae45ca32", "%s")
+    @url = project_network_path(@project, @ref, @options.merge(format: :json))
+    @commit_url = project_commit_path(@project, 'ae45ca32').gsub("ae45ca32", "%s")
 
     respond_to do |format|
       format.html do
diff --git a/app/controllers/projects/pages_controller.rb b/app/controllers/projects/pages_controller.rb
index 28b383e69eb..d421b1a8eb5 100644
--- a/app/controllers/projects/pages_controller.rb
+++ b/app/controllers/projects/pages_controller.rb
@@ -15,7 +15,7 @@ class Projects::PagesController < Projects::ApplicationController
 
     respond_to do |format|
       format.html  do
-        redirect_to namespace_project_pages_path(@project.namespace, @project),
+        redirect_to project_pages_path(@project),
                     status: 302,
                     notice: 'Pages were removed'
       end
diff --git a/app/controllers/projects/pages_domains_controller.rb b/app/controllers/projects/pages_domains_controller.rb
index dbd011f6c5d..15e77d854dc 100644
--- a/app/controllers/projects/pages_domains_controller.rb
+++ b/app/controllers/projects/pages_domains_controller.rb
@@ -16,7 +16,7 @@ class Projects::PagesDomainsController < Projects::ApplicationController
     @domain = @project.pages_domains.create(pages_domain_params)
 
     if @domain.valid?
-      redirect_to namespace_project_pages_path(@project.namespace, @project)
+      redirect_to project_pages_path(@project)
     else
       render 'new'
     end
@@ -27,7 +27,7 @@ class Projects::PagesDomainsController < Projects::ApplicationController
 
     respond_to do |format|
       format.html do
-        redirect_to namespace_project_pages_path(@project.namespace, @project),
+        redirect_to project_pages_path(@project),
                     status: 302,
                     notice: 'Domain was removed'
       end
diff --git a/app/controllers/projects/pipeline_schedules_controller.rb b/app/controllers/projects/pipeline_schedules_controller.rb
index 60db179277b..0d967a7e691 100644
--- a/app/controllers/projects/pipeline_schedules_controller.rb
+++ b/app/controllers/projects/pipeline_schedules_controller.rb
@@ -34,7 +34,7 @@ class Projects::PipelineSchedulesController < Projects::ApplicationController
 
   def update
     if schedule.update(schedule_params)
-      redirect_to namespace_project_pipeline_schedules_path(@project.namespace.becomes(Namespace), @project)
+      redirect_to project_pipeline_schedules_path(@project)
     else
       render :edit
     end
diff --git a/app/controllers/projects/pipelines_controller.rb b/app/controllers/projects/pipelines_controller.rb
index 303e91a8dc0..a3bfbf0694e 100644
--- a/app/controllers/projects/pipelines_controller.rb
+++ b/app/controllers/projects/pipelines_controller.rb
@@ -60,7 +60,7 @@ class Projects::PipelinesController < Projects::ApplicationController
       .execute(:web, ignore_skip_ci: true, save_on_errors: false)
 
     if @pipeline.persisted?
-      redirect_to namespace_project_pipeline_path(project.namespace, project, @pipeline)
+      redirect_to project_pipeline_path(project, @pipeline)
     else
       render 'new'
     end
@@ -111,7 +111,7 @@ class Projects::PipelinesController < Projects::ApplicationController
 
     respond_to do |format|
       format.html do
-        redirect_back_or_default default: namespace_project_pipelines_path(project.namespace, project)
+        redirect_back_or_default default: project_pipelines_path(project)
       end
 
       format.json { head :no_content }
@@ -123,7 +123,7 @@ class Projects::PipelinesController < Projects::ApplicationController
 
     respond_to do |format|
       format.html do
-        redirect_back_or_default default: namespace_project_pipelines_path(project.namespace, project)
+        redirect_back_or_default default: project_pipelines_path(project)
       end
 
       format.json { head :no_content }
diff --git a/app/controllers/projects/pipelines_settings_controller.rb b/app/controllers/projects/pipelines_settings_controller.rb
index 38a47651000..f13884307b6 100644
--- a/app/controllers/projects/pipelines_settings_controller.rb
+++ b/app/controllers/projects/pipelines_settings_controller.rb
@@ -2,13 +2,13 @@ class Projects::PipelinesSettingsController < Projects::ApplicationController
   before_action :authorize_admin_pipeline!
 
   def show
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project, params: params)
+    redirect_to project_settings_ci_cd_path(@project, params: params)
   end
 
   def update
     if @project.update_attributes(update_params)
       flash[:notice] = "Pipelines settings for '#{@project.name}' were successfully updated."
-      redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+      redirect_to project_settings_ci_cd_path(@project)
     else
       render 'show'
     end
diff --git a/app/controllers/projects/project_members_controller.rb b/app/controllers/projects/project_members_controller.rb
index d2d26738582..57a6686f66c 100644
--- a/app/controllers/projects/project_members_controller.rb
+++ b/app/controllers/projects/project_members_controller.rb
@@ -7,7 +7,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
 
   def index
     sort = params[:sort].presence || sort_value_name
-    redirect_to namespace_project_settings_members_path(@project.namespace, @project, sort: sort)
+    redirect_to project_settings_members_path(@project, sort: sort)
   end
 
   def update
@@ -19,7 +19,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
   end
 
   def resend_invite
-    redirect_path = namespace_project_settings_members_path(@project.namespace, @project)
+    redirect_path = project_settings_members_path(@project)
 
     @project_member = @project.project_members.find(params[:id])
 
@@ -42,7 +42,7 @@ class Projects::ProjectMembersController < Projects::ApplicationController
       return render_404
     end
 
-    redirect_to(namespace_project_settings_members_path(project.namespace, project),
+    redirect_to(project_settings_members_path(project),
                 notice: notice)
   end
 
diff --git a/app/controllers/projects/refs_controller.rb b/app/controllers/projects/refs_controller.rb
index 2a0b58fae7c..1eb78d8b522 100644
--- a/app/controllers/projects/refs_controller.rb
+++ b/app/controllers/projects/refs_controller.rb
@@ -13,21 +13,21 @@ class Projects::RefsController < Projects::ApplicationController
         new_path =
           case params[:destination]
           when "tree"
-            namespace_project_tree_path(@project.namespace, @project, @id)
+            project_tree_path(@project, @id)
           when "blob"
-            namespace_project_blob_path(@project.namespace, @project, @id)
+            project_blob_path(@project, @id)
           when "graph"
-            namespace_project_network_path(@project.namespace, @project, @id, @options)
+            project_network_path(@project, @id, @options)
           when "graphs"
-            namespace_project_graph_path(@project.namespace, @project, @id)
+            project_graph_path(@project, @id)
           when "find_file"
-            namespace_project_find_file_path(@project.namespace, @project, @id)
+            project_find_file_path(@project, @id)
           when "graphs_commits"
-            commits_namespace_project_graph_path(@project.namespace, @project, @id)
+            commits_project_graph_path(@project, @id)
           when "badges"
-            namespace_project_pipelines_settings_path(@project.namespace, @project, ref: @id)
+            project_pipelines_settings_path(@project, ref: @id)
           else
-            namespace_project_commits_path(@project.namespace, @project, @id)
+            project_commits_path(@project, @id)
           end
 
         redirect_to new_path
@@ -62,7 +62,7 @@ class Projects::RefsController < Projects::ApplicationController
 
     offset = (@offset + @limit)
     if contents.size > offset
-      @more_log_url = logs_file_namespace_project_ref_path(@project.namespace, @project, @ref, @path || '', offset: offset)
+      @more_log_url = logs_file_project_ref_path(@project, @ref, @path || '', offset: offset)
     end
 
     respond_to do |format|
diff --git a/app/controllers/projects/registry/repositories_controller.rb b/app/controllers/projects/registry/repositories_controller.rb
index 98e78585be8..71e7dc70a4d 100644
--- a/app/controllers/projects/registry/repositories_controller.rb
+++ b/app/controllers/projects/registry/repositories_controller.rb
@@ -10,11 +10,11 @@ module Projects
 
       def destroy
         if image.destroy
-          redirect_to project_container_registry_path(@project),
+          redirect_to project_container_registry_index_path(@project),
                       status: 302,
                       notice: 'Image repository has been removed successfully!'
         else
-          redirect_to project_container_registry_path(@project),
+          redirect_to project_container_registry_index_path(@project),
                       status: 302,
                       alert: 'Failed to remove image repository!'
         end
diff --git a/app/controllers/projects/registry/tags_controller.rb b/app/controllers/projects/registry/tags_controller.rb
index 5050dba3aab..ae72bd03cfb 100644
--- a/app/controllers/projects/registry/tags_controller.rb
+++ b/app/controllers/projects/registry/tags_controller.rb
@@ -5,11 +5,11 @@ module Projects
 
       def destroy
         if tag.delete
-          redirect_to project_container_registry_path(@project),
+          redirect_to project_container_registry_index_path(@project),
                       status: 302,
                       notice: 'Registry tag has been removed successfully!'
         else
-          redirect_to project_container_registry_path(@project),
+          redirect_to project_container_registry_index_path(@project),
                       status: 302,
                       alert: 'Failed to remove registry tag!'
         end
diff --git a/app/controllers/projects/releases_controller.rb b/app/controllers/projects/releases_controller.rb
index 2c097cb4d8d..3e0a530fdb9 100644
--- a/app/controllers/projects/releases_controller.rb
+++ b/app/controllers/projects/releases_controller.rb
@@ -19,7 +19,7 @@ class Projects::ReleasesController < Projects::ApplicationController
       release.destroy
     end
 
-    redirect_to namespace_project_tag_path(@project.namespace, @project, @tag.name)
+    redirect_to project_tag_path(@project, @tag.name)
   end
 
   private
diff --git a/app/controllers/projects/runners_controller.rb b/app/controllers/projects/runners_controller.rb
index 160e632648a..9f9773575a5 100644
--- a/app/controllers/projects/runners_controller.rb
+++ b/app/controllers/projects/runners_controller.rb
@@ -5,7 +5,7 @@ class Projects::RunnersController < Projects::ApplicationController
   layout 'project_settings'
 
   def index
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   def edit
@@ -49,7 +49,7 @@ class Projects::RunnersController < Projects::ApplicationController
   def toggle_shared_runners
     project.toggle!(:shared_runners_enabled)
 
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   protected
diff --git a/app/controllers/projects/services_controller.rb b/app/controllers/projects/services_controller.rb
index 704f8cc8a79..d54a1111f11 100644
--- a/app/controllers/projects/services_controller.rb
+++ b/app/controllers/projects/services_controller.rb
@@ -15,7 +15,7 @@ class Projects::ServicesController < Projects::ApplicationController
 
   def update
     if @service.save(context: :manual_change)
-      redirect_to(namespace_project_settings_integrations_path(@project.namespace, @project), notice: success_message)
+      redirect_to(project_settings_integrations_path(@project), notice: success_message)
     else
       render 'edit'
     end
diff --git a/app/controllers/projects/snippets_controller.rb b/app/controllers/projects/snippets_controller.rb
index 98dd307bd9d..d07143d294f 100644
--- a/app/controllers/projects/snippets_controller.rb
+++ b/app/controllers/projects/snippets_controller.rb
@@ -30,7 +30,7 @@ class Projects::SnippetsController < Projects::ApplicationController
     ).execute
     @snippets = @snippets.page(params[:page])
     if @snippets.out_of_range? && @snippets.total_pages != 0
-      redirect_to namespace_project_snippets_path(page: @snippets.total_pages)
+      redirect_to project_snippets_path(@project, page: @snippets.total_pages)
     end
   end
 
@@ -79,7 +79,7 @@ class Projects::SnippetsController < Projects::ApplicationController
 
     @snippet.destroy
 
-    redirect_to namespace_project_snippets_path(@project.namespace, @project), status: 302
+    redirect_to project_snippets_path(@project), status: 302
   end
 
   protected
@@ -90,6 +90,10 @@ class Projects::SnippetsController < Projects::ApplicationController
   alias_method :awardable, :snippet
   alias_method :spammable, :snippet
 
+  def spammable_path
+    project_snippet_path(@project, @snippet)
+  end
+
   def authorize_read_project_snippet!
     return render_404 unless can?(current_user, :read_project_snippet, @snippet)
   end
diff --git a/app/controllers/projects/tags_controller.rb b/app/controllers/projects/tags_controller.rb
index ebc9f4edab4..b62d7d9b7c5 100644
--- a/app/controllers/projects/tags_controller.rb
+++ b/app/controllers/projects/tags_controller.rb
@@ -35,7 +35,7 @@ class Projects::TagsController < Projects::ApplicationController
     if result[:status] == :success
       @tag = result[:tag]
 
-      redirect_to namespace_project_tag_path(@project.namespace, @project, @tag.name)
+      redirect_to project_tag_path(@project, @tag.name)
     else
       @error = result[:message]
       @message = params[:message]
@@ -50,7 +50,7 @@ class Projects::TagsController < Projects::ApplicationController
     respond_to do |format|
       if result[:status] == :success
         format.html do
-          redirect_to namespace_project_tags_path(@project.namespace, @project), status: 303
+          redirect_to project_tags_path(@project), status: 303
         end
 
         format.js
@@ -58,7 +58,7 @@ class Projects::TagsController < Projects::ApplicationController
         @error = result[:message]
 
         format.html do
-          redirect_to namespace_project_tags_path(@project.namespace, @project),
+          redirect_to project_tags_path(@project),
             alert: @error, status: 303
         end
 
diff --git a/app/controllers/projects/tree_controller.rb b/app/controllers/projects/tree_controller.rb
index 266a15c1cf9..30181ac3bdf 100644
--- a/app/controllers/projects/tree_controller.rb
+++ b/app/controllers/projects/tree_controller.rb
@@ -16,7 +16,7 @@ class Projects::TreeController < Projects::ApplicationController
     if tree.entries.empty?
       if @repository.blob_at(@commit.id, @path)
         return redirect_to(
-          namespace_project_blob_path(@project.namespace, @project,
+          project_blob_path(@project,
                                       File.join(@ref, @path))
         )
       elsif @path.present?
@@ -37,8 +37,8 @@ class Projects::TreeController < Projects::ApplicationController
     return render_404 unless @commit_params.values.all?
 
     create_commit(Files::CreateDirService,  success_notice: "The directory has been successfully created.",
-                                            success_path: namespace_project_tree_path(@project.namespace, @project, File.join(@branch_name, @dir_name)),
-                                            failure_path: namespace_project_tree_path(@project.namespace, @project, @ref))
+                                            success_path: project_tree_path(@project, File.join(@branch_name, @dir_name)),
+                                            failure_path: project_tree_path(@project, @ref))
   end
 
   private
diff --git a/app/controllers/projects/triggers_controller.rb b/app/controllers/projects/triggers_controller.rb
index e86adddd77f..a5b17fa65ea 100644
--- a/app/controllers/projects/triggers_controller.rb
+++ b/app/controllers/projects/triggers_controller.rb
@@ -7,7 +7,7 @@ class Projects::TriggersController < Projects::ApplicationController
   layout 'project_settings'
 
   def index
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   def create
@@ -19,7 +19,7 @@ class Projects::TriggersController < Projects::ApplicationController
       flash[:alert] = 'You could not create a new trigger.'
     end
 
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   def take_ownership
@@ -29,7 +29,7 @@ class Projects::TriggersController < Projects::ApplicationController
       flash[:alert] = 'You could not take ownership of trigger.'
     end
 
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   def edit
@@ -37,7 +37,7 @@ class Projects::TriggersController < Projects::ApplicationController
 
   def update
     if trigger.update(trigger_params)
-      redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project), notice: 'Trigger was successfully updated.'
+      redirect_to project_settings_ci_cd_path(@project), notice: 'Trigger was successfully updated.'
     else
       render action: "edit"
     end
@@ -50,7 +50,7 @@ class Projects::TriggersController < Projects::ApplicationController
       flash[:alert] = "Could not remove the trigger."
     end
 
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project), status: 302
+    redirect_to project_settings_ci_cd_path(@project), status: 302
   end
 
   private
diff --git a/app/controllers/projects/variables_controller.rb b/app/controllers/projects/variables_controller.rb
index 50e25a00f03..573d1c05622 100644
--- a/app/controllers/projects/variables_controller.rb
+++ b/app/controllers/projects/variables_controller.rb
@@ -4,7 +4,7 @@ class Projects::VariablesController < Projects::ApplicationController
   layout 'project_settings'
 
   def index
-    redirect_to namespace_project_settings_ci_cd_path(@project.namespace, @project)
+    redirect_to project_settings_ci_cd_path(@project)
   end
 
   def show
@@ -15,7 +15,7 @@ class Projects::VariablesController < Projects::ApplicationController
     @variable = @project.variables.find(params[:id])
 
     if @variable.update_attributes(project_params)
-      redirect_to namespace_project_variables_path(project.namespace, project), notice: 'Variable was successfully updated.'
+      redirect_to project_variables_path(project), notice: 'Variable was successfully updated.'
     else
       render action: "show"
     end
@@ -26,7 +26,7 @@ class Projects::VariablesController < Projects::ApplicationController
 
     if @variable.valid? && @project.variables << @variable
       flash[:notice] = 'Variables were successfully updated.'
-      redirect_to namespace_project_settings_ci_cd_path(project.namespace, project)
+      redirect_to project_settings_ci_cd_path(project)
     else
       render "show"
     end
@@ -36,7 +36,7 @@ class Projects::VariablesController < Projects::ApplicationController
     @key = @project.variables.find(params[:id])
     @key.destroy
 
-    redirect_to namespace_project_settings_ci_cd_path(project.namespace, project),
+    redirect_to project_settings_ci_cd_path(project),
                 status: 302,
                 notice: 'Variable was successfully removed.'
   end
diff --git a/app/controllers/projects/wikis_controller.rb b/app/controllers/projects/wikis_controller.rb
index e54b90b8d52..ac98470c2b1 100644
--- a/app/controllers/projects/wikis_controller.rb
+++ b/app/controllers/projects/wikis_controller.rb
@@ -49,7 +49,7 @@ class Projects::WikisController < Projects::ApplicationController
 
     if @page.valid?
       redirect_to(
-        namespace_project_wiki_path(@project.namespace, @project, @page),
+        project_wiki_path(@project, @page),
         notice: 'Wiki was successfully updated.'
       )
     else
@@ -62,7 +62,7 @@ class Projects::WikisController < Projects::ApplicationController
 
     if @page.persisted?
       redirect_to(
-        namespace_project_wiki_path(@project.namespace, @project, @page),
+        project_wiki_path(@project, @page),
         notice: 'Wiki was successfully updated.'
       )
     else
@@ -75,7 +75,7 @@ class Projects::WikisController < Projects::ApplicationController
 
     unless @page
       redirect_to(
-        namespace_project_wiki_path(@project.namespace, @project, :home),
+        project_wiki_path(@project, :home),
         notice: "Page not found"
       )
     end
@@ -85,7 +85,7 @@ class Projects::WikisController < Projects::ApplicationController
     @page = @project_wiki.find_page(params[:id])
     WikiPages::DestroyService.new(@project, current_user).execute(@page)
 
-    redirect_to namespace_project_wiki_path(@project.namespace, @project, :home),
+    redirect_to project_wiki_path(@project, :home),
                 status: 302,
                 notice: "Page was successfully deleted"
   end
diff --git a/app/controllers/projects_controller.rb b/app/controllers/projects_controller.rb
index 450895cdf3a..87a69e8e6f9 100644
--- a/app/controllers/projects_controller.rb
+++ b/app/controllers/projects_controller.rb
@@ -92,7 +92,7 @@ class ProjectsController < Projects::ApplicationController
 
   def show
     if @project.import_in_progress?
-      redirect_to namespace_project_import_path(@project.namespace, @project)
+      redirect_to project_import_path(@project)
       return
     end
 
diff --git a/app/controllers/search_controller.rb b/app/controllers/search_controller.rb
index 4a579601785..d58c8d14a75 100644
--- a/app/controllers/search_controller.rb
+++ b/app/controllers/search_controller.rb
@@ -44,7 +44,7 @@ class SearchController < ApplicationController
       query = params[:search].strip.downcase
       found_by_commit_sha = Commit.valid_hash?(query) && only_commit.sha.start_with?(query)
 
-      redirect_to namespace_project_commit_path(@project.namespace, @project, only_commit) if found_by_commit_sha
+      redirect_to project_commit_path(@project, only_commit) if found_by_commit_sha
     end
   end
 end
diff --git a/app/controllers/snippets_controller.rb b/app/controllers/snippets_controller.rb
index 3d86dd2ea2c..8c3abd0a085 100644
--- a/app/controllers/snippets_controller.rb
+++ b/app/controllers/snippets_controller.rb
@@ -107,6 +107,10 @@ class SnippetsController < ApplicationController
   alias_method :awardable, :snippet
   alias_method :spammable, :snippet
 
+  def spammable_path
+    snippet_path(@snippet)
+  end
+
   def authorize_read_snippet!
     return if can?(current_user, :read_personal_snippet, @snippet)
 
diff --git a/app/helpers/award_emoji_helper.rb b/app/helpers/award_emoji_helper.rb
index 024cf38469e..86b19368cfd 100644
--- a/app/helpers/award_emoji_helper.rb
+++ b/app/helpers/award_emoji_helper.rb
@@ -7,7 +7,7 @@ module AwardEmojiHelper
       if awardable.for_personal_snippet?
         toggle_award_emoji_snippet_note_path(awardable.noteable, awardable)
       else
-        toggle_award_emoji_namespace_project_note_path(@project.namespace, @project, awardable.id)
+        toggle_award_emoji_project_note_path(@project, awardable.id)
       end
     else
       url_for([:toggle_award_emoji, @project.namespace.becomes(Namespace), @project, awardable])
diff --git a/app/helpers/blob_helper.rb b/app/helpers/blob_helper.rb
index ee36617ba9a..e964d7a5e16 100644
--- a/app/helpers/blob_helper.rb
+++ b/app/helpers/blob_helper.rb
@@ -9,7 +9,7 @@ module BlobHelper
   end
 
   def edit_path(project = @project, ref = @ref, path = @path, options = {})
-    namespace_project_edit_blob_path(project.namespace, project,
+    project_edit_blob_path(project,
                                      tree_join(ref, path),
                                      options[:link_opts])
   end
@@ -33,7 +33,7 @@ module BlobHelper
         notice: edit_in_new_fork_notice,
         notice_now: edit_in_new_fork_notice_now
       }
-      fork_path = namespace_project_forks_path(project.namespace, project, namespace_key: current_user.namespace.id, continue: continue_params)
+      fork_path = project_forks_path(project, namespace_key: current_user.namespace.id, continue: continue_params)
 
       button_tag 'Edit',
         class: "#{common_classes} js-edit-blob-link-fork-toggler",
@@ -62,7 +62,7 @@ module BlobHelper
         notice: edit_in_new_fork_notice + " Try to #{action} this file again.",
         notice_now: edit_in_new_fork_notice_now
       }
-      fork_path = namespace_project_forks_path(project.namespace, project, namespace_key: current_user.namespace.id, continue: continue_params)
+      fork_path = project_forks_path(project, namespace_key: current_user.namespace.id, continue: continue_params)
 
       button_tag label,
         class: "#{common_classes} js-edit-blob-link-fork-toggler",
@@ -120,15 +120,15 @@ module BlobHelper
 
   def blob_raw_url
     if @build && @entry
-      raw_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path: @entry.path)
+      raw_project_job_artifacts_path(@project, @build, path: @entry.path)
     elsif @snippet
       if @snippet.project_id
-        raw_namespace_project_snippet_path(@project.namespace, @project, @snippet)
+        raw_project_snippet_path(@project, @snippet)
       else
         raw_snippet_path(@snippet)
       end
     elsif @blob
-      namespace_project_raw_path(@project.namespace, @project, @id)
+      project_raw_path(@project, @id)
     end
   end
 
@@ -279,12 +279,12 @@ module BlobHelper
     options = []
 
     if can?(current_user, :create_issue, project)
-      options << link_to("submit an issue", new_namespace_project_issue_path(project.namespace, project))
+      options << link_to("submit an issue", new_project_issue_path(project))
     end
 
     merge_project = can?(current_user, :create_merge_request, project) ? project : (current_user && current_user.fork_of(project))
     if merge_project
-      options << link_to("create a merge request", namespace_project_new_merge_request_path(project.namespace, project))
+      options << link_to("create a merge request", project_new_merge_request_path(project))
     end
 
     options
diff --git a/app/helpers/boards_helper.rb b/app/helpers/boards_helper.rb
index e2df52e3833..8b33c362a9c 100644
--- a/app/helpers/boards_helper.rb
+++ b/app/helpers/boards_helper.rb
@@ -3,12 +3,12 @@ module BoardsHelper
     board = @board || @boards.first
 
     {
-      endpoint: namespace_project_boards_path(@project.namespace, @project),
+      endpoint: project_boards_path(@project),
       board_id: board.id,
       disabled: "#{!can?(current_user, :admin_list, @project)}",
-      issue_link_base: namespace_project_issues_path(@project.namespace, @project),
+      issue_link_base: project_issues_path(@project),
       root_path: root_path,
-      bulk_update_path: bulk_update_namespace_project_issues_path(@project.namespace, @project),
+      bulk_update_path: bulk_update_project_issues_path(@project),
       default_avatar: image_path(default_avatar)
     }
   end
diff --git a/app/helpers/branches_helper.rb b/app/helpers/branches_helper.rb
index 59519c1335b..686437fc99a 100644
--- a/app/helpers/branches_helper.rb
+++ b/app/helpers/branches_helper.rb
@@ -7,7 +7,7 @@ module BranchesHelper
 
     options = exist_opts.merge(options)
 
-    namespace_project_branches_path(@project.namespace, @project, @id, options)
+    project_branches_path(@project, @id, options)
   end
 
   def can_push_branch?(project, branch_name)
diff --git a/app/helpers/builds_helper.rb b/app/helpers/builds_helper.rb
index f0a0d245dc0..85bc784d53c 100644
--- a/app/helpers/builds_helper.rb
+++ b/app/helpers/builds_helper.rb
@@ -20,8 +20,8 @@ module BuildsHelper
 
   def javascript_build_options
     {
-      page_url: namespace_project_job_url(@project.namespace, @project, @build),
-      build_url: namespace_project_job_url(@project.namespace, @project, @build, :json),
+      page_url: project_job_url(@project, @build),
+      build_url: project_job_url(@project, @build, :json),
       build_status: @build.status,
       build_stage: @build.stage,
       log_state: ''
@@ -31,7 +31,7 @@ module BuildsHelper
   def build_failed_issue_options
     {
       title: "Build Failed ##{@build.id}",
-      description: namespace_project_job_url(@project.namespace, @project, @build)
+      description: project_job_url(@project, @build)
     }
   end
 end
diff --git a/app/helpers/ci_status_helper.rb b/app/helpers/ci_status_helper.rb
index 21c0eb8b54c..8022547a6ad 100644
--- a/app/helpers/ci_status_helper.rb
+++ b/app/helpers/ci_status_helper.rb
@@ -8,7 +8,7 @@
 module CiStatusHelper
   def ci_status_path(pipeline)
     project = pipeline.project
-    namespace_project_pipeline_path(project.namespace, project, pipeline)
+    project_pipeline_path(project, pipeline)
   end
 
   def ci_label_for_status(status)
@@ -99,10 +99,7 @@ module CiStatusHelper
 
   def render_project_pipeline_status(pipeline_status, tooltip_placement: 'auto left')
     project = pipeline_status.project
-    path = pipelines_namespace_project_commit_path(
-      project.namespace,
-      project,
-      pipeline_status.sha)
+    path = pipelines_project_commit_path(project, pipeline_status.sha)
 
     render_status_with_link(
       'commit',
@@ -113,10 +110,7 @@ module CiStatusHelper
 
   def render_commit_status(commit, ref: nil, tooltip_placement: 'auto left')
     project = commit.project
-    path = pipelines_namespace_project_commit_path(
-      project.namespace,
-      project,
-      commit)
+    path = pipelines_project_commit_path(project, commit)
 
     render_status_with_link(
       'commit',
@@ -127,7 +121,7 @@ module CiStatusHelper
 
   def render_pipeline_status(pipeline, tooltip_placement: 'auto left')
     project = pipeline.project
-    path = namespace_project_pipeline_path(project.namespace, project, pipeline)
+    path = project_pipeline_path(project, pipeline)
     render_status_with_link('pipeline', pipeline.status, path, tooltip_placement: tooltip_placement)
   end
 
diff --git a/app/helpers/commits_helper.rb b/app/helpers/commits_helper.rb
index 0accd1f8d77..d08e346d605 100644
--- a/app/helpers/commits_helper.rb
+++ b/app/helpers/commits_helper.rb
@@ -30,7 +30,7 @@ module CommitsHelper
     crumbs = content_tag(:li) do
       link_to(
         @project.path,
-        namespace_project_commits_path(@project.namespace, @project, @ref)
+        project_commits_path(@project, @ref)
       )
     end
 
@@ -42,8 +42,7 @@ module CommitsHelper
           # The text is just the individual part, but the link needs all the parts before it
           link_to(
             part,
-            namespace_project_commits_path(
-              @project.namespace,
+            project_commits_path(
               @project,
               tree_join(@ref, parts[0..i].join('/'))
             )
@@ -86,20 +85,20 @@ module CommitsHelper
     if @path.blank?
       return link_to(
         _("Browse Files"),
-        namespace_project_tree_path(project.namespace, project, commit),
+        project_tree_path(project, commit),
         class: "btn btn-default"
       )
     elsif @repo.blob_at(commit.id, @path)
       return link_to(
         _("Browse File"),
-        namespace_project_blob_path(project.namespace, project,
+        project_blob_path(project,
                                     tree_join(commit.id, @path)),
         class: "btn btn-default"
       )
     elsif @path.present?
       return link_to(
         _("Browse Directory"),
-        namespace_project_tree_path(project.namespace, project,
+        project_tree_path(project,
                                     tree_join(commit.id, @path)),
         class: "btn btn-default"
       )
@@ -165,7 +164,7 @@ module CommitsHelper
         notice: "#{edit_in_new_fork_notice} Try to #{action} this commit again.",
         notice_now: edit_in_new_fork_notice_now
       }
-      fork_path = namespace_project_forks_path(@project.namespace, @project,
+      fork_path = project_forks_path(@project,
         namespace_key: current_user.namespace.id,
         continue: continue_params)
 
@@ -175,7 +174,7 @@ module CommitsHelper
 
   def view_file_button(commit_sha, diff_new_path, project)
     link_to(
-      namespace_project_blob_path(project.namespace, project,
+      project_blob_path(project,
                                   tree_join(commit_sha, diff_new_path)),
       class: 'btn view-file js-view-file'
     ) do
diff --git a/app/helpers/compare_helper.rb b/app/helpers/compare_helper.rb
index 424ded2b69d..2c28dd81c87 100644
--- a/app/helpers/compare_helper.rb
+++ b/app/helpers/compare_helper.rb
@@ -9,8 +9,7 @@ module CompareHelper
   end
 
   def create_mr_path(from = params[:from], to = params[:to], project = @project)
-    namespace_project_new_merge_request_path(
-      project.namespace,
+    project_new_merge_request_path(
       project,
       merge_request: {
         source_branch: to,
diff --git a/app/helpers/diff_helper.rb b/app/helpers/diff_helper.rb
index 16a99addd0b..926502bf239 100644
--- a/app/helpers/diff_helper.rb
+++ b/app/helpers/diff_helper.rb
@@ -103,18 +103,18 @@ module DiffHelper
   end
 
   def diff_file_blob_raw_path(diff_file)
-    namespace_project_raw_path(@project.namespace, @project, tree_join(diff_file.content_sha, diff_file.file_path))
+    project_raw_path(@project, tree_join(diff_file.content_sha, diff_file.file_path))
   end
 
   def diff_file_old_blob_raw_path(diff_file)
     sha = diff_file.old_content_sha
     return unless sha
-    namespace_project_raw_path(@project.namespace, @project, tree_join(diff_file.old_content_sha, diff_file.old_path))
+    project_raw_path(@project, tree_join(diff_file.old_content_sha, diff_file.old_path))
   end
 
   def diff_file_html_data(project, diff_file_path, diff_commit_id)
     {
-      blob_diff_path: namespace_project_blob_diff_path(project.namespace, project,
+      blob_diff_path: project_blob_diff_path(project,
                                                        tree_join(diff_commit_id, diff_file_path)),
       view: diff_view
     }
@@ -142,7 +142,7 @@ module DiffHelper
     diff_file = viewer.diff_file
     options = []
 
-    blob_url = namespace_project_blob_path(@project.namespace, @project, tree_join(diff_file.content_sha, diff_file.file_path))
+    blob_url = project_blob_path(@project, tree_join(diff_file.content_sha, diff_file.file_path))
     options << link_to('view the blob', blob_url)
 
     options
@@ -163,17 +163,17 @@ module DiffHelper
   end
 
   def commit_diff_whitespace_link(project, commit, options)
-    url = namespace_project_commit_path(project.namespace, project, commit.id, params_with_whitespace)
+    url = project_commit_path(project, commit.id, params_with_whitespace)
     toggle_whitespace_link(url, options)
   end
 
   def diff_merge_request_whitespace_link(project, merge_request, options)
-    url = diffs_namespace_project_merge_request_path(project.namespace, project, merge_request, params_with_whitespace)
+    url = diffs_project_merge_request_path(project, merge_request, params_with_whitespace)
     toggle_whitespace_link(url, options)
   end
 
   def diff_compare_whitespace_link(project, from, to, options)
-    url = namespace_project_compare_path(project.namespace, project, from, to, params_with_whitespace)
+    url = project_compare_path(project, from, to, params_with_whitespace)
     toggle_whitespace_link(url, options)
   end
 
diff --git a/app/helpers/environment_helper.rb b/app/helpers/environment_helper.rb
index ff8550439d0..1e78a189c08 100644
--- a/app/helpers/environment_helper.rb
+++ b/app/helpers/environment_helper.rb
@@ -8,7 +8,7 @@ module EnvironmentHelper
   def environment_link_for_build(project, build)
     environment = environment_for_build(project, build)
     if environment
-      link_to environment.name, namespace_project_environment_path(project.namespace, project, environment)
+      link_to environment.name, project_environment_path(project, environment)
     else
       content_tag :span, build.expanded_environment_name
     end
diff --git a/app/helpers/environments_helper.rb b/app/helpers/environments_helper.rb
index 515e802e01e..4ce89f89fa9 100644
--- a/app/helpers/environments_helper.rb
+++ b/app/helpers/environments_helper.rb
@@ -1,7 +1,7 @@
 module EnvironmentsHelper
   def environments_list_data
     {
-      endpoint: namespace_project_environments_path(@project.namespace, @project, format: :json)
+      endpoint: project_environments_path(@project, format: :json)
     }
   end
 end
diff --git a/app/helpers/events_helper.rb b/app/helpers/events_helper.rb
index 751d61955b7..48c87dca217 100644
--- a/app/helpers/events_helper.rb
+++ b/app/helpers/events_helper.rb
@@ -99,13 +99,12 @@ module EventsHelper
 
   def event_feed_url(event)
     if event.issue?
-      namespace_project_issue_url(event.project.namespace, event.project,
+      project_issue_url(event.project,
                                   event.issue)
     elsif event.merge_request?
-      namespace_project_merge_request_url(event.project.namespace,
-                                          event.project, event.merge_request)
+      project_merge_request_url(event.project, event.merge_request)
     elsif event.commit_note?
-      namespace_project_commit_url(event.project.namespace, event.project,
+      project_commit_url(event.project,
                                    event.note_target)
     elsif event.note?
       if event.note_target
@@ -119,15 +118,15 @@ module EventsHelper
   def push_event_feed_url(event)
     if event.push_with_commits? && event.md_ref?
       if event.commits_count > 1
-        namespace_project_compare_url(event.project.namespace, event.project,
+        project_compare_url(event.project,
                                       from: event.commit_from, to:
                                       event.commit_to)
       else
-        namespace_project_commit_url(event.project.namespace, event.project,
+        project_commit_url(event.project,
                                      id: event.commit_to)
       end
     else
-      namespace_project_commits_url(event.project.namespace, event.project,
+      project_commits_url(event.project,
                                     event.ref_name)
     end
   end
@@ -146,15 +145,9 @@ module EventsHelper
 
   def event_note_target_path(event)
     if event.commit_note?
-      namespace_project_commit_path(event.project.namespace,
-                                    event.project,
-                                    event.note_target,
-                                    anchor: dom_id(event.target))
+      project_commit_path(event.project, event.note_target, anchor: dom_id(event.target))
     elsif event.project_snippet_note?
-      namespace_project_snippet_path(event.project.namespace,
-                                     event.project,
-                                     event.note_target,
-                                     anchor: dom_id(event.target))
+      project_snippet_path(event.project, event.note_target, anchor: dom_id(event.target))
     else
       polymorphic_path([event.project.namespace.becomes(Namespace),
                         event.project, event.note_target],
diff --git a/app/helpers/external_wiki_helper.rb b/app/helpers/external_wiki_helper.rb
index defd87d6bbe..8cf890b74a8 100644
--- a/app/helpers/external_wiki_helper.rb
+++ b/app/helpers/external_wiki_helper.rb
@@ -4,7 +4,7 @@ module ExternalWikiHelper
     if external_wiki_service
       external_wiki_service.properties['external_wiki_url']
     else
-      namespace_project_wiki_path(project.namespace, project, :home)
+      project_wiki_path(project, :home)
     end
   end
 end
diff --git a/app/helpers/gitlab_routing_helper.rb b/app/helpers/gitlab_routing_helper.rb
index 8c7af62e199..b5f4bbe97dc 100644
--- a/app/helpers/gitlab_routing_helper.rb
+++ b/app/helpers/gitlab_routing_helper.rb
@@ -1,144 +1,89 @@
-# Shorter routing method for project and project items
-# Since update to rails 4.1.9 we are now allowed to use `/` in project routing
-# so we use nested routing for project resources which include project and
-# project namespace. To avoid writing long methods every time we define shortcuts for
-# some of routing.
-#
-# For example instead of this:
-#
-#   namespace_project_merge_request_path(merge_request.project.namespace, merge_request.project, merge_request)
-#
-# We can simply use shortcut:
-#
-#   merge_request_path(merge_request)
-#
+# Shorter routing method for some project items
 module GitlabRoutingHelper
-  # Project
-  def project_path(project, *args)
-    namespace_project_path(project.namespace, project, *args)
-  end
-
-  def project_url(project, *args)
-    namespace_project_url(project.namespace, project, *args)
-  end
-
-  def edit_project_path(project, *args)
-    edit_namespace_project_path(project.namespace, project, *args)
-  end
-
-  def edit_project_url(project, *args)
-    edit_namespace_project_url(project.namespace, project, *args)
-  end
-
-  def project_files_path(project, *args)
-    namespace_project_tree_path(project.namespace, project, @ref || project.repository.root_ref)
-  end
-
-  def project_commits_path(project, *args)
-    namespace_project_commits_path(project.namespace, project, @ref || project.repository.root_ref)
-  end
-
-  def project_pipelines_path(project, *args)
-    namespace_project_pipelines_path(project.namespace, project, *args)
-  end
-
-  def project_environments_path(project, *args)
-    namespace_project_environments_path(project.namespace, project, *args)
-  end
+  extend ActiveSupport::Concern
 
-  def project_cycle_analytics_path(project, *args)
-    namespace_project_cycle_analytics_path(project.namespace, project, *args)
+  # Project
+  def project_tree_path(project, ref = nil, *args)
+    namespace_project_tree_path(project.namespace, project, ref || @ref || project.repository.root_ref, *args) # rubocop:disable Cop/ProjectPathHelper
   end
 
-  def project_jobs_path(project, *args)
-    namespace_project_jobs_path(project.namespace, project, *args)
+  def project_commits_path(project, ref = nil, *args)
+    namespace_project_commits_path(project.namespace, project, ref || @ref || project.repository.root_ref, *args) # rubocop:disable Cop/ProjectPathHelper
   end
 
   def project_ref_path(project, ref_name, *args)
-    namespace_project_commits_path(project.namespace, project, ref_name, *args)
-  end
-
-  def project_container_registry_path(project, *args)
-    namespace_project_container_registry_index_path(project.namespace, project, *args)
-  end
-
-  def activity_project_path(project, *args)
-    activity_namespace_project_path(project.namespace, project, *args)
+    project_commits_path(project, ref_name, *args)
   end
 
   def runners_path(project, *args)
-    namespace_project_runners_path(project.namespace, project, *args)
+    project_runners_path(project, *args)
   end
 
   def runner_path(runner, *args)
-    namespace_project_runner_path(@project.namespace, @project, runner, *args)
+    project_runner_path(@project, runner, *args)
   end
 
   def environment_path(environment, *args)
-    namespace_project_environment_path(environment.project.namespace, environment.project, environment, *args)
+    project_environment_path(environment.project, environment, *args)
   end
 
   def environment_metrics_path(environment, *args)
-    metrics_namespace_project_environment_path(environment.project.namespace, environment.project, environment, *args)
+    metrics_project_environment_path(environment.project, environment, *args)
   end
 
   def issue_path(entity, *args)
-    namespace_project_issue_path(entity.project.namespace, entity.project, entity, *args)
+    project_issue_path(entity.project, entity, *args)
   end
 
   def merge_request_path(entity, *args)
-    namespace_project_merge_request_path(entity.project.namespace, entity.project, entity, *args)
+    project_merge_request_path(entity.project, entity, *args)
   end
 
   def pipeline_path(pipeline, *args)
-    namespace_project_pipeline_path(pipeline.project.namespace, pipeline.project, pipeline.id, *args)
+    project_pipeline_path(pipeline.project, pipeline.id, *args)
   end
 
   def milestone_path(entity, *args)
-    namespace_project_milestone_path(entity.project.namespace, entity.project, entity, *args)
+    project_milestone_path(entity.project, entity, *args)
   end
 
   def issue_url(entity, *args)
-    namespace_project_issue_url(entity.project.namespace, entity.project, entity, *args)
+    project_issue_url(entity.project, entity, *args)
   end
 
   def merge_request_url(entity, *args)
-    namespace_project_merge_request_url(entity.project.namespace, entity.project, entity, *args)
+    project_merge_request_url(entity.project, entity, *args)
   end
 
   def pipeline_url(pipeline, *args)
-    namespace_project_pipeline_url(pipeline.project.namespace, pipeline.project, pipeline.id, *args)
+    project_pipeline_url(pipeline.project, pipeline.id, *args)
   end
 
   def pipeline_job_url(pipeline, build, *args)
-    namespace_project_job_url(pipeline.project.namespace, pipeline.project, build.id, *args)
+    project_job_url(pipeline.project, build.id, *args)
   end
 
   def commits_url(entity, *args)
-    namespace_project_commits_url(entity.project.namespace, entity.project, entity.ref, *args)
+    project_commits_url(entity.project, entity.ref, *args)
   end
 
   def commit_url(entity, *args)
-    namespace_project_commit_url(entity.project.namespace, entity.project, entity.sha, *args)
-  end
-
-  def project_snippet_url(entity, *args)
-    namespace_project_snippet_url(entity.project.namespace, entity.project, entity, *args)
+    project_commit_url(entity.project, entity.sha, *args)
   end
 
   def preview_markdown_path(project, *args)
     if @snippet.is_a?(PersonalSnippet)
       preview_markdown_snippets_path
     else
-      preview_markdown_namespace_project_path(project.namespace, project, *args)
+      preview_markdown_project_path(project, *args)
     end
   end
 
   def toggle_subscription_path(entity, *args)
     if entity.is_a?(Issue)
-      toggle_subscription_namespace_project_issue_path(entity.project.namespace, entity.project, entity)
+      toggle_subscription_project_issue_path(entity.project, entity)
     else
-      toggle_subscription_namespace_project_merge_request_path(entity.project.namespace, entity.project, entity)
+      toggle_subscription_project_merge_request_path(entity.project, entity)
     end
   end
 
@@ -152,32 +97,27 @@ module GitlabRoutingHelper
 
   ## Members
   def project_members_url(project, *args)
-    namespace_project_project_members_url(project.namespace, project)
+    project_project_members_url(project)
   end
 
   def project_member_path(project_member, *args)
-    namespace_project_project_member_path(project_member.source.namespace, project_member.source, project_member)
+    project_project_member_path(project_member.source, project_member)
   end
 
   def request_access_project_members_path(project, *args)
-    request_access_namespace_project_project_members_path(project.namespace, project)
+    request_access_project_project_members_path(project)
   end
 
   def leave_project_members_path(project, *args)
-    leave_namespace_project_project_members_path(project.namespace, project)
+    leave_project_project_members_path(project)
   end
 
   def approve_access_request_project_member_path(project_member, *args)
-    approve_access_request_namespace_project_project_member_path(project_member.source.namespace, project_member.source, project_member)
+    approve_access_request_project_project_member_path(project_member.source, project_member)
   end
 
   def resend_invite_project_member_path(project_member, *args)
-    resend_invite_namespace_project_project_member_path(project_member.source.namespace, project_member.source, project_member)
-  end
-
-  # Snippets
-  def personal_snippet_url(snippet, *args)
-    snippet_url(snippet)
+    resend_invite_project_project_member_path(project_member.source, project_member)
   end
 
   # Groups
@@ -211,50 +151,37 @@ module GitlabRoutingHelper
 
   def artifacts_action_path(path, project, build)
     action, path_params = path.split('/', 2)
-    args = [project.namespace, project, build, path_params]
+    args = [project, build, path_params]
 
     case action
     when 'download'
-      download_namespace_project_job_artifacts_path(*args)
+      download_project_job_artifacts_path(*args)
     when 'browse'
-      browse_namespace_project_job_artifacts_path(*args)
+      browse_project_job_artifacts_path(*args)
     when 'file'
-      file_namespace_project_job_artifacts_path(*args)
+      file_project_job_artifacts_path(*args)
     when 'raw'
-      raw_namespace_project_job_artifacts_path(*args)
+      raw_project_job_artifacts_path(*args)
     end
   end
 
   # Pipeline Schedules
   def pipeline_schedules_path(project, *args)
-    namespace_project_pipeline_schedules_path(project.namespace, project, *args)
+    project_pipeline_schedules_path(project, *args)
   end
 
   def pipeline_schedule_path(schedule, *args)
     project = schedule.project
-    namespace_project_pipeline_schedule_path(project.namespace, project, schedule, *args)
+    project_pipeline_schedule_path(project, schedule, *args)
   end
 
   def edit_pipeline_schedule_path(schedule)
     project = schedule.project
-    edit_namespace_project_pipeline_schedule_path(project.namespace, project, schedule)
+    edit_project_pipeline_schedule_path(project, schedule)
   end
 
   def take_ownership_pipeline_schedule_path(schedule, *args)
     project = schedule.project
-    take_ownership_namespace_project_pipeline_schedule_path(project.namespace, project, schedule, *args)
-  end
-
-  # Settings
-  def project_settings_integrations_path(project, *args)
-    namespace_project_settings_integrations_path(project.namespace, project, *args)
-  end
-
-  def project_settings_members_path(project, *args)
-    namespace_project_settings_members_path(project.namespace, project, *args)
-  end
-
-  def project_settings_ci_cd_path(project, *args)
-    namespace_project_settings_ci_cd_path(project.namespace, project, *args)
+    take_ownership_project_pipeline_schedule_path(project, schedule, *args)
   end
 end
diff --git a/app/helpers/issuables_helper.rb b/app/helpers/issuables_helper.rb
index 05177e58c5a..b5366519ed9 100644
--- a/app/helpers/issuables_helper.rb
+++ b/app/helpers/issuables_helper.rb
@@ -26,9 +26,9 @@ module IssuablesHelper
     project = issuable.project
 
     if issuable.is_a?(MergeRequest)
-      namespace_project_merge_request_path(project.namespace, project, issuable.iid, :json)
+      project_merge_request_path(project, issuable.iid, :json)
     else
-      namespace_project_issue_path(project.namespace, project, issuable.iid, :json)
+      project_issue_path(project, issuable.iid, :json)
     end
   end
 
@@ -197,7 +197,7 @@ module IssuablesHelper
 
   def issuable_initial_data(issuable)
     data = {
-      endpoint: namespace_project_issue_path(@project.namespace, @project, issuable),
+      endpoint: project_issue_path(@project, issuable),
       canUpdate: can?(current_user, :update_issue, issuable),
       canDestroy: can?(current_user, :destroy_issue, issuable),
       canMove: current_user ? issuable.can_move?(current_user) : false,
@@ -295,7 +295,7 @@ module IssuablesHelper
       mark_icon: (is_collapsed ? icon('check-square', class: 'todo-undone') : nil),
       issuable_id: issuable.id,
       issuable_type: issuable.class.name.underscore,
-      url: namespace_project_todos_path(@project.namespace, @project),
+      url: project_todos_path(@project),
       delete_path: (dashboard_todo_path(todo) if todo),
       placement: (is_collapsed ? 'left' : nil),
       container: (is_collapsed ? 'body' : nil)
diff --git a/app/helpers/issues_helper.rb b/app/helpers/issues_helper.rb
index 82288f1da35..42b6cfdf02f 100644
--- a/app/helpers/issues_helper.rb
+++ b/app/helpers/issues_helper.rb
@@ -150,7 +150,7 @@ module IssuesHelper
              Gitlab::UrlBuilder.build(single_discussion.first_note)
            else
              project = merge_request.project
-             namespace_project_merge_request_path(project.namespace, project, merge_request)
+             project_merge_request_path(project, merge_request)
            end
 
     link_to link_text, path
diff --git a/app/helpers/labels_helper.rb b/app/helpers/labels_helper.rb
index 6baf6f31d8f..4b99de1b6a5 100644
--- a/app/helpers/labels_helper.rb
+++ b/app/helpers/labels_helper.rb
@@ -57,14 +57,14 @@ module LabelsHelper
   def edit_label_path(label)
     case label
     when GroupLabel then edit_group_label_path(label.group, label)
-    when ProjectLabel then edit_namespace_project_label_path(label.project.namespace, label.project, label)
+    when ProjectLabel then edit_project_label_path(label.project, label)
     end
   end
 
   def destroy_label_path(label)
     case label
     when GroupLabel then group_label_path(label.group, label)
-    when ProjectLabel then namespace_project_label_path(label.project.namespace, label.project, label)
+    when ProjectLabel then project_label_path(label.project, label)
     end
   end
 
@@ -127,7 +127,7 @@ module LabelsHelper
     project = @target_project || @project
 
     if project
-      namespace_project_labels_path(project.namespace, project, :json)
+      project_labels_path(project, :json)
     else
       dashboard_labels_path(:json)
     end
@@ -149,8 +149,8 @@ module LabelsHelper
 
     case label_subscription_status(label, project)
     when 'group-level' then toggle_subscription_group_label_path(label.group, label)
-    when 'project-level' then toggle_subscription_namespace_project_label_path(project.namespace, project, label)
-    when 'unsubscribed' then toggle_subscription_namespace_project_label_path(project.namespace, project, label)
+    when 'project-level' then toggle_subscription_project_label_path(project, label)
+    when 'unsubscribed' then toggle_subscription_project_label_path(project, label)
     end
   end
 
diff --git a/app/helpers/merge_requests_helper.rb b/app/helpers/merge_requests_helper.rb
index 54d6f86fa11..78cf7b26a31 100644
--- a/app/helpers/merge_requests_helper.rb
+++ b/app/helpers/merge_requests_helper.rb
@@ -1,8 +1,7 @@
 module MergeRequestsHelper
   def new_mr_path_from_push_event(event)
     target_project = event.project.default_merge_request_target
-    namespace_project_new_merge_request_path(
-      event.project.namespace,
+    project_new_merge_request_path(
       event.project,
       new_mr_from_push_event(event, target_project)
     )
@@ -48,8 +47,8 @@ module MergeRequestsHelper
   end
 
   def mr_change_branches_path(merge_request)
-    namespace_project_new_merge_request_path(
-      @project.namespace, @project,
+    project_new_merge_request_path(
+      @project,
       merge_request: {
         source_project_id: merge_request.source_project_id,
         target_project_id: merge_request.target_project_id,
@@ -82,9 +81,7 @@ module MergeRequestsHelper
   end
 
   def merge_request_version_path(project, merge_request, merge_request_diff, start_sha = nil)
-    diffs_namespace_project_merge_request_path(
-      project.namespace, project, merge_request,
-      diff_id: merge_request_diff.id, start_sha: start_sha)
+    diffs_project_merge_request_path(project, merge_request, diff_id: merge_request_diff.id, start_sha: start_sha)
   end
 
   def version_index(merge_request_diff)
diff --git a/app/helpers/milestones_helper.rb b/app/helpers/milestones_helper.rb
index f346e20e807..8c7851dcfc2 100644
--- a/app/helpers/milestones_helper.rb
+++ b/app/helpers/milestones_helper.rb
@@ -1,7 +1,7 @@
 module MilestonesHelper
   def milestones_filter_path(opts = {})
     if @project
-      namespace_project_milestones_path(@project.namespace, @project, opts)
+      project_milestones_path(@project, opts)
     elsif @group
       group_milestones_path(@group, opts)
     else
@@ -11,7 +11,7 @@ module MilestonesHelper
 
   def milestones_label_path(opts = {})
     if @project
-      namespace_project_issues_path(@project.namespace, @project, opts)
+      project_issues_path(@project, opts)
     elsif @group
       issues_group_path(@group, opts)
     else
@@ -73,7 +73,7 @@ module MilestonesHelper
   def milestones_filter_dropdown_path
     project = @target_project || @project
     if project
-      namespace_project_milestones_path(project.namespace, project, :json)
+      project_milestones_path(project, :json)
     elsif @group
       group_milestones_path(@group, :json)
     else
@@ -120,7 +120,7 @@ module MilestonesHelper
 
   def milestone_merge_request_tab_path(milestone)
     if @project
-      merge_requests_namespace_project_milestone_path(@project.namespace, @project, milestone, format: :json)
+      merge_requests_project_milestone_path(@project, milestone, format: :json)
     elsif @group
       merge_requests_group_milestone_path(@group, milestone.safe_title, title: milestone.title, format: :json)
     else
@@ -130,7 +130,7 @@ module MilestonesHelper
 
   def milestone_participants_tab_path(milestone)
     if @project
-      participants_namespace_project_milestone_path(@project.namespace, @project, milestone, format: :json)
+      participants_project_milestone_path(@project, milestone, format: :json)
     elsif @group
       participants_group_milestone_path(@group, milestone.safe_title, title: milestone.title, format: :json)
     else
@@ -140,7 +140,7 @@ module MilestonesHelper
 
   def milestone_labels_tab_path(milestone)
     if @project
-      labels_namespace_project_milestone_path(@project.namespace, @project, milestone, format: :json)
+      labels_project_milestone_path(@project, milestone, format: :json)
     elsif @group
       labels_group_milestone_path(@group, milestone.safe_title, title: milestone.title, format: :json)
     else
diff --git a/app/helpers/notes_helper.rb b/app/helpers/notes_helper.rb
index ecc6cd6c6c5..0a0881d95cf 100644
--- a/app/helpers/notes_helper.rb
+++ b/app/helpers/notes_helper.rb
@@ -81,11 +81,11 @@ module NotesHelper
 
       path_params = version_params.merge(anchor: discussion.line_code)
 
-      diffs_namespace_project_merge_request_path(discussion.project.namespace, discussion.project, discussion.noteable, path_params)
+      diffs_project_merge_request_path(discussion.project, discussion.noteable, path_params)
     elsif discussion.for_commit?
       anchor = discussion.line_code if discussion.diff_discussion?
 
-      namespace_project_commit_path(discussion.project.namespace, discussion.project, discussion.noteable, anchor: anchor)
+      project_commit_path(discussion.project, discussion.noteable, anchor: anchor)
     end
   end
 
@@ -93,12 +93,7 @@ module NotesHelper
     if @snippet.is_a?(PersonalSnippet)
       snippet_notes_path(@snippet)
     else
-      namespace_project_noteable_notes_path(
-        namespace_id: @project.namespace,
-        project_id: @project,
-        target_id: @noteable.id,
-        target_type: @noteable.class.name.underscore
-      )
+      project_noteable_notes_path(@project, target_id: @noteable.id, target_type: @noteable.class.name.underscore)
     end
   end
 
@@ -106,7 +101,7 @@ module NotesHelper
     if note.noteable.is_a?(PersonalSnippet)
       snippet_note_path(note.noteable, note)
     else
-      namespace_project_note_path(project.namespace, project, note)
+      project_note_path(project, note)
     end
   end
 
diff --git a/app/helpers/projects_helper.rb b/app/helpers/projects_helper.rb
index 53d95c2de94..5022b291f7f 100644
--- a/app/helpers/projects_helper.rb
+++ b/app/helpers/projects_helper.rb
@@ -347,8 +347,7 @@ module ProjectsHelper
 
   def add_special_file_path(project, file_name:, commit_message: nil, branch_name: nil, context: nil)
     commit_message ||= s_("CommitMessage|Add %{file_name}") % { file_name: file_name.downcase }
-    namespace_project_new_blob_path(
-      project.namespace,
+    project_new_blob_path(
       project,
       project.default_branch || 'master',
       file_name:      file_name,
@@ -359,8 +358,7 @@ module ProjectsHelper
   end
 
   def add_koding_stack_path(project)
-    namespace_project_new_blob_path(
-      project.namespace,
+    project_new_blob_path(
       project,
       project.default_branch || 'master',
       file_name:      '.koding.yml',
@@ -414,8 +412,7 @@ module ProjectsHelper
 
   def contribution_guide_path(project)
     if project && contribution_guide = project.repository.contribution_guide
-      namespace_project_blob_path(
-        project.namespace,
+      project_blob_path(
         project,
         tree_join(project.default_branch,
                   contribution_guide.name)
@@ -445,7 +442,7 @@ module ProjectsHelper
 
   def project_wiki_path_with_version(proj, page, version, is_newest)
     url_params = is_newest ? {} : { version_id: version }
-    namespace_project_wiki_path(proj.namespace, proj, page, url_params)
+    project_wiki_path(proj, page, url_params)
   end
 
   def project_status_css_class(status)
@@ -470,8 +467,7 @@ module ProjectsHelper
 
   def filename_path(project, filename)
     if project && blob = project.repository.send(filename)
-      namespace_project_blob_path(
-        project.namespace,
+      project_blob_path(
         project,
         tree_join(project.default_branch, blob.name)
       )
diff --git a/app/helpers/search_helper.rb b/app/helpers/search_helper.rb
index f39a3bb55a8..8c44f4b0934 100644
--- a/app/helpers/search_helper.rb
+++ b/app/helpers/search_helper.rb
@@ -67,16 +67,16 @@ module SearchHelper
       ref = @ref || @project.repository.root_ref
 
       [
-        { category: "Current Project", label: "Files",          url: namespace_project_tree_path(@project.namespace, @project, ref) },
-        { category: "Current Project", label: "Commits",        url: namespace_project_commits_path(@project.namespace, @project, ref) },
-        { category: "Current Project", label: "Network",        url: namespace_project_network_path(@project.namespace, @project, ref) },
-        { category: "Current Project", label: "Graph",          url: namespace_project_graph_path(@project.namespace, @project, ref) },
-        { category: "Current Project", label: "Issues",         url: namespace_project_issues_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Merge Requests", url: namespace_project_merge_requests_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Milestones",     url: namespace_project_milestones_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Snippets",       url: namespace_project_snippets_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Members",        url: namespace_project_settings_members_path(@project.namespace, @project) },
-        { category: "Current Project", label: "Wiki",           url: namespace_project_wikis_path(@project.namespace, @project) }
+        { category: "Current Project", label: "Files",          url: project_tree_path(@project, ref) },
+        { category: "Current Project", label: "Commits",        url: project_commits_path(@project, ref) },
+        { category: "Current Project", label: "Network",        url: project_network_path(@project, ref) },
+        { category: "Current Project", label: "Graph",          url: project_graph_path(@project, ref) },
+        { category: "Current Project", label: "Issues",         url: project_issues_path(@project) },
+        { category: "Current Project", label: "Merge Requests", url: project_merge_requests_path(@project) },
+        { category: "Current Project", label: "Milestones",     url: project_milestones_path(@project) },
+        { category: "Current Project", label: "Snippets",       url: project_snippets_path(@project) },
+        { category: "Current Project", label: "Members",        url: project_settings_members_path(@project) },
+        { category: "Current Project", label: "Wiki",           url: project_wikis_path(@project) }
       ]
     else
       []
@@ -104,7 +104,7 @@ module SearchHelper
         id: p.id,
         value: "#{search_result_sanitize(p.name)}",
         label: "#{search_result_sanitize(p.name_with_namespace)}",
-        url: namespace_project_path(p.namespace, p)
+        url: project_path(p)
       }
     end
   end
@@ -133,7 +133,7 @@ module SearchHelper
       data: {
         'project-id' => @project.id,
         'username-params' => @users.to_json(only: [:id, :username]),
-        'base-endpoint' => namespace_project_path(@project.namespace, @project)
+        'base-endpoint' => project_path(@project)
       }
     }
   end
diff --git a/app/helpers/snippets_helper.rb b/app/helpers/snippets_helper.rb
index 2fd64b3441e..b447d4952e7 100644
--- a/app/helpers/snippets_helper.rb
+++ b/app/helpers/snippets_helper.rb
@@ -1,8 +1,7 @@
 module SnippetsHelper
   def reliable_snippet_path(snippet, opts = nil)
     if snippet.project_id?
-      namespace_project_snippet_path(snippet.project.namespace,
-                                     snippet.project, snippet, opts)
+      project_snippet_path(snippet.project, snippet, opts)
     else
       snippet_path(snippet, opts)
     end
@@ -10,7 +9,7 @@ module SnippetsHelper
 
   def download_snippet_path(snippet)
     if snippet.project_id
-      raw_namespace_project_snippet_path(@project.namespace, @project, snippet, inline: false)
+      raw_project_snippet_path(@project, snippet, inline: false)
     else
       raw_snippet_path(snippet, inline: false)
     end
@@ -21,7 +20,7 @@ module SnippetsHelper
   # @returns String, path to snippet index
   def subject_snippets_path(subject = nil, opts = nil)
     if subject.is_a?(Project)
-      namespace_project_snippets_path(subject.namespace, subject, opts)
+      project_snippets_path(subject, opts)
     else # assume subject === User
       dashboard_snippets_path(opts)
     end
diff --git a/app/helpers/tab_helper.rb b/app/helpers/tab_helper.rb
index 1a55ee05996..ee701076a14 100644
--- a/app/helpers/tab_helper.rb
+++ b/app/helpers/tab_helper.rb
@@ -107,8 +107,7 @@ module TabHelper
   def branches_tab_class
     if current_controller?(:protected_branches) ||
         current_controller?(:branches) ||
-        current_page?(namespace_project_repository_path(@project.namespace,
-                                                        @project))
+        current_page?(project_repository_path(@project))
       'active'
     end
   end
diff --git a/app/helpers/tags_helper.rb b/app/helpers/tags_helper.rb
index 31aaf9e5607..d000d6b1c0a 100644
--- a/app/helpers/tags_helper.rb
+++ b/app/helpers/tags_helper.rb
@@ -10,7 +10,7 @@ module TagsHelper
     }
 
     options = exist_opts.merge(options)
-    namespace_project_tags_path(@project.namespace, @project, @id, options)
+    project_tags_path(@project, @id, options)
   end
 
   def tag_list(project)
diff --git a/app/helpers/todos_helper.rb b/app/helpers/todos_helper.rb
index 3d1b3a4711a..2a7aa299e83 100644
--- a/app/helpers/todos_helper.rb
+++ b/app/helpers/todos_helper.rb
@@ -39,7 +39,7 @@ module TodosHelper
     anchor = dom_id(todo.note) if todo.note.present?
 
     if todo.for_commit?
-      namespace_project_commit_path(todo.project.namespace.becomes(Namespace), todo.project,
+      project_commit_path(todo.project,
                                     todo.target, anchor: anchor)
     else
       path = [todo.project.namespace.becomes(Namespace), todo.project, todo.target]
diff --git a/app/mailers/emails/issues.rb b/app/mailers/emails/issues.rb
index 0f847841295..64ca2d2eacf 100644
--- a/app/mailers/emails/issues.rb
+++ b/app/mailers/emails/issues.rb
@@ -31,7 +31,7 @@ module Emails
       setup_issue_mail(issue_id, recipient_id)
 
       @label_names = label_names
-      @labels_url = namespace_project_labels_url(@project.namespace, @project)
+      @labels_url = project_labels_url(@project)
       mail_answer_thread(@issue, issue_thread_options(updated_by_user_id, recipient_id))
     end
 
@@ -56,7 +56,7 @@ module Emails
     def setup_issue_mail(issue_id, recipient_id)
       @issue = Issue.find(issue_id)
       @project = @issue.project
-      @target_url = namespace_project_issue_url(@project.namespace, @project, @issue)
+      @target_url = project_issue_url(@project, @issue)
 
       @sent_notification = SentNotification.record(@issue, recipient_id, reply_key)
     end
diff --git a/app/mailers/emails/merge_requests.rb b/app/mailers/emails/merge_requests.rb
index ec27ac517db..3626f8ce416 100644
--- a/app/mailers/emails/merge_requests.rb
+++ b/app/mailers/emails/merge_requests.rb
@@ -22,7 +22,7 @@ module Emails
       setup_merge_request_mail(merge_request_id, recipient_id)
 
       @label_names = label_names
-      @labels_url = namespace_project_labels_url(@project.namespace, @project)
+      @labels_url = project_labels_url(@project)
       mail_answer_thread(@merge_request, merge_request_thread_options(updated_by_user_id, recipient_id))
     end
 
@@ -59,7 +59,7 @@ module Emails
     def setup_merge_request_mail(merge_request_id, recipient_id)
       @merge_request = MergeRequest.find(merge_request_id)
       @project = @merge_request.project
-      @target_url = namespace_project_merge_request_url(@project.namespace, @project, @merge_request)
+      @target_url = project_merge_request_url(@project, @merge_request)
 
       @sent_notification = SentNotification.record(@merge_request, recipient_id, reply_key)
     end
diff --git a/app/mailers/emails/notes.rb b/app/mailers/emails/notes.rb
index 00707a0023e..77a82b895ce 100644
--- a/app/mailers/emails/notes.rb
+++ b/app/mailers/emails/notes.rb
@@ -4,7 +4,7 @@ module Emails
       setup_note_mail(note_id, recipient_id)
 
       @commit = @note.noteable
-      @target_url = namespace_project_commit_url(*note_target_url_options)
+      @target_url = project_commit_url(*note_target_url_options)
       mail_answer_thread(@commit, note_thread_options(recipient_id))
     end
 
@@ -12,7 +12,7 @@ module Emails
       setup_note_mail(note_id, recipient_id)
 
       @issue = @note.noteable
-      @target_url = namespace_project_issue_url(*note_target_url_options)
+      @target_url = project_issue_url(*note_target_url_options)
       mail_answer_thread(@issue, note_thread_options(recipient_id))
     end
 
@@ -20,7 +20,7 @@ module Emails
       setup_note_mail(note_id, recipient_id)
 
       @merge_request = @note.noteable
-      @target_url = namespace_project_merge_request_url(*note_target_url_options)
+      @target_url = project_merge_request_url(*note_target_url_options)
       mail_answer_thread(@merge_request, note_thread_options(recipient_id))
     end
 
@@ -28,7 +28,7 @@ module Emails
       setup_note_mail(note_id, recipient_id)
 
       @snippet = @note.noteable
-      @target_url = namespace_project_snippet_url(*note_target_url_options)
+      @target_url = project_snippet_url(*note_target_url_options)
       mail_answer_thread(@snippet, note_thread_options(recipient_id))
     end
 
@@ -43,7 +43,7 @@ module Emails
     private
 
     def note_target_url_options
-      [@project.namespace, @project, @note.noteable, anchor: "note_#{@note.id}"]
+      [@project, @note.noteable, anchor: "note_#{@note.id}"]
     end
 
     def note_thread_options(recipient_id)
diff --git a/app/mailers/emails/projects.rb b/app/mailers/emails/projects.rb
index e0af7081411..761d873c01c 100644
--- a/app/mailers/emails/projects.rb
+++ b/app/mailers/emails/projects.rb
@@ -3,7 +3,7 @@ module Emails
     def project_was_moved_email(project_id, user_id, old_path_with_namespace)
       @current_user = @user = User.find user_id
       @project = Project.find project_id
-      @target_url = namespace_project_url(@project.namespace, @project)
+      @target_url = project_url(@project)
       @old_path_with_namespace = old_path_with_namespace
       mail(to: @user.notification_email,
            subject: subject("Project was moved"))
diff --git a/app/mailers/notify.rb b/app/mailers/notify.rb
index f315e38bcaa..eaac6fcb548 100644
--- a/app/mailers/notify.rb
+++ b/app/mailers/notify.rb
@@ -1,5 +1,6 @@
 class Notify < BaseMailer
   include ActionDispatch::Routing::PolymorphicRoutes
+  include GitlabRoutingHelper
 
   include Emails::Issues
   include Emails::MergeRequests
diff --git a/app/models/environment.rb b/app/models/environment.rb
index 66c96d0f586..eb24ff00ce3 100644
--- a/app/models/environment.rb
+++ b/app/models/environment.rb
@@ -218,8 +218,7 @@ class Environment < ActiveRecord::Base
   end
 
   def etag_cache_key
-    Gitlab::Routing.url_helpers.namespace_project_environments_path(
-      project.namespace,
+    Gitlab::Routing.url_helpers.project_environments_path(
       project,
       format: :json)
   end
diff --git a/app/models/issue.rb b/app/models/issue.rb
index 3a9a6dba601..a97e88f76f6 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -295,11 +295,7 @@ class Issue < ActiveRecord::Base
   end
 
   def expire_etag_cache
-    key = Gitlab::Routing.url_helpers.realtime_changes_namespace_project_issue_path(
-      project.namespace,
-      project,
-      self
-    )
+    key = Gitlab::Routing.url_helpers.realtime_changes_project_issue_path(project, self)
     Gitlab::EtagCaching::Store.new.touch(key)
   end
 end
diff --git a/app/models/note.rb b/app/models/note.rb
index ca6999427c0..dfd435bcdf6 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -330,8 +330,7 @@ class Note < ActiveRecord::Base
   def expire_etag_cache
     return unless for_issue?
 
-    key = Gitlab::Routing.url_helpers.namespace_project_noteable_notes_path(
-      noteable.project.namespace,
+    key = Gitlab::Routing.url_helpers.project_noteable_notes_path(
       noteable.project,
       target_type: noteable_type.underscore,
       target_id: noteable.id
diff --git a/app/models/project.rb b/app/models/project.rb
index 8e9e42d28ab..315e1a6cb17 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -675,7 +675,7 @@ class Project < ActiveRecord::Base
   end
 
   def web_url
-    Gitlab::Routing.url_helpers.namespace_project_url(self.namespace, self)
+    Gitlab::Routing.url_helpers.project_url(self)
   end
 
   def new_issue_address(author)
@@ -851,7 +851,7 @@ class Project < ActiveRecord::Base
   def avatar_url(**args)
     # We use avatar_path instead of overriding avatar_url because of carrierwave.
     # See https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11001/diffs#note_28659864
-    avatar_path(args) || (Gitlab::Routing.url_helpers.namespace_project_avatar_url(namespace, self) if avatar_in_git)
+    avatar_path(args) || (Gitlab::Routing.url_helpers.project_avatar_url(self) if avatar_in_git)
   end
 
   # For compatibility with old code
diff --git a/app/models/project_services/gitlab_issue_tracker_service.rb b/app/models/project_services/gitlab_issue_tracker_service.rb
index ad4eb9536e1..5e31f393bbe 100644
--- a/app/models/project_services/gitlab_issue_tracker_service.rb
+++ b/app/models/project_services/gitlab_issue_tracker_service.rb
@@ -12,26 +12,26 @@ class GitlabIssueTrackerService < IssueTrackerService
   end
 
   def project_url
-    namespace_project_issues_url(project.namespace, project)
+    project_issues_url(project)
   end
 
   def new_issue_url
-    new_namespace_project_issue_url(namespace_id: project.namespace, project_id: project)
+    new_project_issue_url(project)
   end
 
   def issue_url(iid)
-    namespace_project_issue_url(namespace_id: project.namespace, project_id: project, id: iid)
+    project_issue_url(project, id: iid)
   end
 
   def project_path
-    namespace_project_issues_path(project.namespace, project)
+    project_issues_path(project)
   end
 
   def new_issue_path
-    new_namespace_project_issue_path(namespace_id: project.namespace, project_id: project)
+    new_project_issue_path(project)
   end
 
   def issue_path(iid)
-    namespace_project_issue_path(namespace_id: project.namespace, project_id: project, id: iid)
+    project_issue_path(project, id: iid)
   end
 end
diff --git a/app/models/project_services/issue_tracker_service.rb b/app/models/project_services/issue_tracker_service.rb
index fcc7c4bec06..1fa4cd4db30 100644
--- a/app/models/project_services/issue_tracker_service.rb
+++ b/app/models/project_services/issue_tracker_service.rb
@@ -21,7 +21,7 @@ class IssueTrackerService < Service
   end
 
   def project_path
-    project_url
+    read_attribute(:project_url)
   end
 
   def new_issue_path
diff --git a/app/models/project_services/jira_service.rb b/app/models/project_services/jira_service.rb
index 00328892b4a..8af642b44aa 100644
--- a/app/models/project_services/jira_service.rb
+++ b/app/models/project_services/jira_service.rb
@@ -152,8 +152,8 @@ class JiraService < IssueTrackerService
         url: resource_url(user_path(author))
       },
       project: {
-        name: self.project.path_with_namespace,
-        url: resource_url(namespace_project_path(project.namespace, self.project))
+        name: project.path_with_namespace,
+        url: resource_url(namespace_project_path(project.namespace, project)) # rubocop:disable Cop/ProjectPathHelper
       },
       entity: {
         name: noteable_type.humanize.downcase,
diff --git a/app/models/project_wiki.rb b/app/models/project_wiki.rb
index f26ee57510c..beaadbbd1ab 100644
--- a/app/models/project_wiki.rb
+++ b/app/models/project_wiki.rb
@@ -31,7 +31,7 @@ class ProjectWiki
   end
 
   def web_url
-    Gitlab::Routing.url_helpers.namespace_project_wiki_url(@project.namespace, @project, :home)
+    Gitlab::Routing.url_helpers.project_wiki_url(@project, :home)
   end
 
   def url_to_repo
diff --git a/app/presenters/merge_request_presenter.rb b/app/presenters/merge_request_presenter.rb
index 8bf35953d29..6ba1d3165e9 100644
--- a/app/presenters/merge_request_presenter.rb
+++ b/app/presenters/merge_request_presenter.rb
@@ -20,30 +20,25 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
 
   def cancel_merge_when_pipeline_succeeds_path
     if can_cancel_merge_when_pipeline_succeeds?(current_user)
-      cancel_merge_when_pipeline_succeeds_namespace_project_merge_request_path(
-        project.namespace,
-        project,
-        merge_request)
+      cancel_merge_when_pipeline_succeeds_project_merge_request_path(project, merge_request)
     end
   end
 
   def create_issue_to_resolve_discussions_path
     if can?(current_user, :create_issue, project) && project.issues_enabled?
-      new_namespace_project_issue_path(project.namespace,
-                                       project,
-                                       merge_request_to_resolve_discussions_of: iid)
+      new_project_issue_path(project, merge_request_to_resolve_discussions_of: iid)
     end
   end
 
   def remove_wip_path
     if can?(current_user, :update_merge_request, merge_request.project)
-      remove_wip_namespace_project_merge_request_path(project.namespace, project, merge_request)
+      remove_wip_project_merge_request_path(project, merge_request)
     end
   end
 
   def merge_path
     if can_be_merged_by?(current_user)
-      merge_namespace_project_merge_request_path(project.namespace, project, merge_request)
+      merge_project_merge_request_path(project, merge_request)
     end
   end
 
@@ -55,7 +50,7 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
         notice_now: edit_in_new_fork_notice_now
       }
 
-      namespace_project_forks_path(merge_request.project.namespace, merge_request.project,
+      project_forks_path(merge_request.project,
                                    namespace_key: current_user.namespace.id,
                                    continue: continue_params)
     end
@@ -69,7 +64,7 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
         notice_now: edit_in_new_fork_notice_now
       }
 
-      namespace_project_forks_path(project.namespace, project,
+      project_forks_path(project,
                                    namespace_key: current_user.namespace.id,
                                    continue: continue_params)
     end
@@ -77,19 +72,19 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
 
   def conflict_resolution_path
     if conflicts.can_be_resolved_in_ui? && conflicts.can_be_resolved_by?(current_user)
-      conflicts_namespace_project_merge_request_path(project.namespace, project, merge_request)
+      conflicts_project_merge_request_path(project, merge_request)
     end
   end
 
   def target_branch_commits_path
     if target_branch_exists?
-      namespace_project_commits_path(project.namespace, project, target_branch)
+      project_commits_path(project, target_branch)
     end
   end
 
   def source_branch_path
     if source_branch_exists?
-      namespace_project_branch_path(source_project.namespace, source_project, source_branch)
+      project_branch_path(source_project, source_branch)
     end
   end
 
@@ -99,7 +94,7 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
 
     if source_branch_exists?
       namespace = link_to(namespace, project_path(source_project))
-      branch = link_to(branch, namespace_project_commits_path(source_project.namespace, source_project, source_branch))
+      branch = link_to(branch, project_commits_path(source_project, source_branch))
     end
 
     if for_fork?
@@ -136,7 +131,7 @@ class MergeRequestPresenter < Gitlab::View::Presenter::Delegated
                                                     merge_request: merge_request,
                                                     closes_issues: closing_issues
                                                    ).assignable_issues
-    path = assign_related_issues_namespace_project_merge_request_path(project.namespace, project, merge_request)
+    path = assign_related_issues_project_merge_request_path(project, merge_request)
     if issues.present?
       pluralize_this_issue = issues.count > 1 ? "these issues" : "this issue"
       link_to "Assign yourself to #{pluralize_this_issue}", path, method: :post
diff --git a/app/serializers/build_action_entity.rb b/app/serializers/build_action_entity.rb
index 301b718d060..f2d76a8ad81 100644
--- a/app/serializers/build_action_entity.rb
+++ b/app/serializers/build_action_entity.rb
@@ -6,10 +6,7 @@ class BuildActionEntity < Grape::Entity
   end
 
   expose :path do |build|
-    play_namespace_project_job_path(
-      build.project.namespace,
-      build.project,
-      build)
+    play_project_job_path(build.project, build)
   end
 
   expose :playable?, as: :playable
diff --git a/app/serializers/build_artifact_entity.rb b/app/serializers/build_artifact_entity.rb
index cb55c98f7c6..6e0e33bc09b 100644
--- a/app/serializers/build_artifact_entity.rb
+++ b/app/serializers/build_artifact_entity.rb
@@ -9,24 +9,15 @@ class BuildArtifactEntity < Grape::Entity
   expose :artifacts_expire_at, as: :expire_at
 
   expose :path do |job|
-    download_namespace_project_job_artifacts_path(
-      project.namespace,
-      project,
-      job)
+    download_project_job_artifacts_path(project, job)
   end
 
   expose :keep_path, if: -> (*) { job.has_expiring_artifacts? } do |job|
-    keep_namespace_project_job_artifacts_path(
-      project.namespace,
-      project,
-      job)
+    keep_project_job_artifacts_path(project, job)
   end
 
   expose :browse_path do |job|
-    browse_namespace_project_job_artifacts_path(
-      project.namespace,
-      project,
-      job)
+    browse_project_job_artifacts_path(project, job)
   end
 
   private
diff --git a/app/serializers/build_details_entity.rb b/app/serializers/build_details_entity.rb
index eeb5399aa8b..20f9938f038 100644
--- a/app/serializers/build_details_entity.rb
+++ b/app/serializers/build_details_entity.rb
@@ -7,7 +7,7 @@ class BuildDetailsEntity < JobEntity
 
   expose :erased_by, if: -> (*) { build.erased? }, using: UserEntity
   expose :erase_path, if: -> (*) { build.erasable? && can?(current_user, :update_build, project) } do |build|
-    erase_namespace_project_job_path(project.namespace, project, build)
+    erase_project_job_path(project, build)
   end
 
   expose :merge_request, if: -> (*) { can?(current_user, :read_merge_request, build.merge_request) } do
@@ -16,23 +16,23 @@ class BuildDetailsEntity < JobEntity
     end
 
     expose :path do |build|
-      namespace_project_merge_request_path(project.namespace, project, build.merge_request)
+      project_merge_request_path(project, build.merge_request)
     end
   end
 
   expose :new_issue_path, if: -> (*) { can?(request.current_user, :create_issue, project) && build.failed? } do |build|
-    new_namespace_project_issue_path(project.namespace, project, issue: build_failed_issue_options)
+    new_project_issue_path(project, issue: build_failed_issue_options)
   end
 
   expose :raw_path do |build|
-    raw_namespace_project_job_path(project.namespace, project, build)
+    raw_project_job_path(project, build)
   end
 
   private
 
   def build_failed_issue_options
     { title: "Build Failed ##{build.id}",
-      description: namespace_project_job_path(project.namespace, project, build) }
+      description: project_job_path(project, build) }
   end
 
   def current_user
diff --git a/app/serializers/commit_entity.rb b/app/serializers/commit_entity.rb
index 31763955f97..e4e9d8ef90a 100644
--- a/app/serializers/commit_entity.rb
+++ b/app/serializers/commit_entity.rb
@@ -8,16 +8,10 @@ class CommitEntity < API::Entities::RepoCommit
   end
 
   expose :commit_url do |commit|
-    namespace_project_commit_url(
-      request.project.namespace,
-      request.project,
-      commit)
+    project_commit_url(request.project, commit)
   end
 
   expose :commit_path do |commit|
-    namespace_project_commit_path(
-      request.project.namespace,
-      request.project,
-      commit)
+    project_commit_path(request.project, commit)
   end
 end
diff --git a/app/serializers/deployment_entity.rb b/app/serializers/deployment_entity.rb
index e493c9162fd..241c689bccd 100644
--- a/app/serializers/deployment_entity.rb
+++ b/app/serializers/deployment_entity.rb
@@ -11,10 +11,7 @@ class DeploymentEntity < Grape::Entity
     end
 
     expose :ref_path do |deployment|
-      namespace_project_tree_path(
-        deployment.project.namespace,
-        deployment.project,
-        id: deployment.ref)
+      project_tree_path(deployment.project, id: deployment.ref)
     end
   end
 
diff --git a/app/serializers/environment_entity.rb b/app/serializers/environment_entity.rb
index 4e8a3c67b21..dcaccc3007d 100644
--- a/app/serializers/environment_entity.rb
+++ b/app/serializers/environment_entity.rb
@@ -10,32 +10,20 @@ class EnvironmentEntity < Grape::Entity
   expose :stop_action?
 
   expose :metrics_path, if: -> (environment, _) { environment.has_metrics? } do |environment|
-    metrics_namespace_project_environment_path(
-      environment.project.namespace,
-      environment.project,
-      environment)
+    metrics_project_environment_path(environment.project, environment)
   end
 
   expose :environment_path do |environment|
-    namespace_project_environment_path(
-      environment.project.namespace,
-      environment.project,
-      environment)
+    project_environment_path(environment.project, environment)
   end
 
   expose :stop_path do |environment|
-    stop_namespace_project_environment_path(
-      environment.project.namespace,
-      environment.project,
-      environment)
+    stop_project_environment_path(environment.project, environment)
   end
 
   expose :terminal_path, if: ->(environment, _) { environment.has_terminals? } do |environment|
     can?(request.current_user, :admin_environment, environment.project) &&
-      terminal_namespace_project_environment_path(
-        environment.project.namespace,
-        environment.project,
-        environment)
+      terminal_project_environment_path(environment.project, environment)
   end
 
   expose :created_at, :updated_at
diff --git a/app/serializers/issue_entity.rb b/app/serializers/issue_entity.rb
index 35df95549b7..c189a4992da 100644
--- a/app/serializers/issue_entity.rb
+++ b/app/serializers/issue_entity.rb
@@ -11,6 +11,6 @@ class IssueEntity < IssuableEntity
   expose :labels, using: LabelEntity
 
   expose :web_url do |issue|
-    namespace_project_issue_path(issue.project.namespace, issue.project, issue)
+    project_issue_path(issue.project, issue)
   end
 end
diff --git a/app/serializers/merge_request_entity.rb b/app/serializers/merge_request_entity.rb
index 7bb981041cc..7ec2dbd0efe 100644
--- a/app/serializers/merge_request_entity.rb
+++ b/app/serializers/merge_request_entity.rb
@@ -99,9 +99,7 @@ class MergeRequestEntity < IssuableEntity
 
   expose :new_blob_path do |merge_request|
     if can?(current_user, :push_code, merge_request.project)
-      namespace_project_new_blob_path(merge_request.project.namespace,
-                                      merge_request.project,
-                                      merge_request.source_branch)
+      project_new_blob_path(merge_request.project, merge_request.source_branch)
     end
   end
 
@@ -134,30 +132,19 @@ class MergeRequestEntity < IssuableEntity
   end
 
   expose :email_patches_path do |merge_request|
-    namespace_project_merge_request_path(merge_request.project.namespace,
-                                         merge_request.project,
-                                         merge_request,
-                                         format: :patch)
+    project_merge_request_path(merge_request.project, merge_request, format: :patch)
   end
 
   expose :plain_diff_path do |merge_request|
-    namespace_project_merge_request_path(merge_request.project.namespace,
-                                         merge_request.project,
-                                         merge_request,
-                                         format: :diff)
+    project_merge_request_path(merge_request.project, merge_request, format: :diff)
   end
 
   expose :status_path do |merge_request|
-    namespace_project_merge_request_path(merge_request.target_project.namespace,
-                                         merge_request.target_project,
-                                         merge_request,
-                                         format: :json)
+    project_merge_request_path(merge_request.target_project, merge_request, format: :json)
   end
 
   expose :ci_environments_status_path do |merge_request|
-    ci_environments_status_namespace_project_merge_request_path(merge_request.project.namespace,
-                                                                merge_request.project,
-                                                                merge_request)
+    ci_environments_status_project_merge_request_path(merge_request.project, merge_request)
   end
 
   expose :merge_commit_message_with_description do |merge_request|
@@ -173,9 +160,7 @@ class MergeRequestEntity < IssuableEntity
   end
 
   expose :commit_change_content_path do |merge_request|
-    commit_change_content_namespace_project_merge_request_path(merge_request.project.namespace,
-                                                               merge_request.project,
-                                                               merge_request)
+    commit_change_content_project_merge_request_path(merge_request.project, merge_request)
   end
 
   private
diff --git a/app/serializers/pipeline_entity.rb b/app/serializers/pipeline_entity.rb
index 6d1fd9d459f..c4f000b0ca3 100644
--- a/app/serializers/pipeline_entity.rb
+++ b/app/serializers/pipeline_entity.rb
@@ -10,10 +10,7 @@ class PipelineEntity < Grape::Entity
   expose :created_at, :updated_at
 
   expose :path do |pipeline|
-    namespace_project_pipeline_path(
-      pipeline.project.namespace,
-      pipeline.project,
-      pipeline)
+    project_pipeline_path(pipeline.project, pipeline)
   end
 
   expose :flags do
@@ -48,15 +45,11 @@ class PipelineEntity < Grape::Entity
   expose :commit, using: CommitEntity
 
   expose :retry_path, if: -> (*) { can_retry? }  do |pipeline|
-    retry_namespace_project_pipeline_path(pipeline.project.namespace,
-                                          pipeline.project,
-                                          pipeline.id)
+    retry_project_pipeline_path(pipeline.project, pipeline)
   end
 
   expose :cancel_path, if: -> (*) { can_cancel? } do |pipeline|
-    cancel_namespace_project_pipeline_path(pipeline.project.namespace,
-                                           pipeline.project,
-                                           pipeline.id)
+    cancel_project_pipeline_path(pipeline.project, pipeline)
   end
 
   expose :yaml_errors, if: -> (pipeline, _) { pipeline.has_yaml_errors? }
diff --git a/app/serializers/project_entity.rb b/app/serializers/project_entity.rb
index a471a7e6a88..dc283ba3e7a 100644
--- a/app/serializers/project_entity.rb
+++ b/app/serializers/project_entity.rb
@@ -5,7 +5,7 @@ class ProjectEntity < Grape::Entity
   expose :name
 
   expose :full_path do |project|
-    namespace_project_path(project.namespace, project)
+    project_path(project)
   end
 
   expose :full_name do |project|
diff --git a/app/serializers/runner_entity.rb b/app/serializers/runner_entity.rb
index ed7dacc2dbd..e9999a36d8a 100644
--- a/app/serializers/runner_entity.rb
+++ b/app/serializers/runner_entity.rb
@@ -5,7 +5,7 @@ class RunnerEntity < Grape::Entity
 
   expose :edit_path,
     if: -> (*) { can?(request.current_user, :admin_build, project) && runner.specific? } do |runner|
-    edit_namespace_project_runner_path(project.namespace, project, runner)
+    edit_project_runner_path(project, runner)
   end
 
   private
diff --git a/app/serializers/stage_entity.rb b/app/serializers/stage_entity.rb
index cee0089056f..4523b15152e 100644
--- a/app/serializers/stage_entity.rb
+++ b/app/serializers/stage_entity.rb
@@ -14,16 +14,14 @@ class StageEntity < Grape::Entity
   expose :detailed_status, as: :status, with: StatusEntity
 
   expose :path do |stage|
-    namespace_project_pipeline_path(
-      stage.pipeline.project.namespace,
+    project_pipeline_path(
       stage.pipeline.project,
       stage.pipeline,
       anchor: stage.name)
   end
 
   expose :dropdown_path do |stage|
-    stage_namespace_project_pipeline_path(
-      stage.pipeline.project.namespace,
+    stage_project_pipeline_path(
       stage.pipeline.project,
       stage.pipeline,
       stage: stage.name,
diff --git a/app/services/merge_requests/get_urls_service.rb b/app/services/merge_requests/get_urls_service.rb
index 5dd40e07c0d..668a1741736 100644
--- a/app/services/merge_requests/get_urls_service.rb
+++ b/app/services/merge_requests/get_urls_service.rb
@@ -49,13 +49,13 @@ module MergeRequests
 
     def url_for_new_merge_request(branch_name)
       merge_request_params = { source_branch: branch_name }
-      url = Gitlab::Routing.url_helpers.namespace_project_new_merge_request_url(project.namespace, project, merge_request: merge_request_params)
+      url = Gitlab::Routing.url_helpers.project_new_merge_request_url(project, merge_request: merge_request_params)
       { branch_name: branch_name, url: url, new_merge_request: true }
     end
 
     def url_for_existing_merge_request(merge_request)
       target_project = merge_request.target_project
-      url = Gitlab::Routing.url_helpers.namespace_project_merge_request_url(target_project.namespace, target_project, merge_request)
+      url = Gitlab::Routing.url_helpers.project_merge_request_url(target_project, merge_request)
       { branch_name: merge_request.source_branch, url: url, new_merge_request: false }
     end
   end
diff --git a/app/services/system_note_service.rb b/app/services/system_note_service.rb
index 0837c07e6aa..da0f21d449a 100644
--- a/app/services/system_note_service.rb
+++ b/app/services/system_note_service.rb
@@ -282,7 +282,7 @@ module SystemNoteService
     body = "changed this line in"
     if version_params = merge_request.version_params_for(diff_refs)
       line_code = change_position.line_code(project.repository)
-      url = url_helpers.diffs_namespace_project_merge_request_url(project.namespace, project, merge_request, version_params.merge(anchor: line_code))
+      url = url_helpers.diffs_project_merge_request_url(project, merge_request, version_params.merge(anchor: line_code))
 
       body << " [version #{version_index} of the diff](#{url})"
     else
@@ -413,7 +413,7 @@ module SystemNoteService
   #
   #   "created branch `201-issue-branch-button`"
   def new_issue_branch(issue, project, author, branch)
-    link = url_helpers.namespace_project_compare_url(project.namespace, project, from: project.default_branch, to: branch)
+    link = url_helpers.project_compare_url(project, from: project.default_branch, to: branch)
 
     body = "created branch [`#{branch}`](#{link})"
 
@@ -630,10 +630,9 @@ module SystemNoteService
   def diff_comparison_url(merge_request, project, oldrev)
     diff_id = merge_request.merge_request_diff.id
 
-    url_helpers.diffs_namespace_project_merge_request_url(
-      project.namespace,
+    url_helpers.diffs_project_merge_request_url(
       project,
-      merge_request.iid,
+      merge_request,
       diff_id: diff_id,
       start_sha: oldrev
     )
diff --git a/app/views/admin/projects/_projects.html.haml b/app/views/admin/projects/_projects.html.haml
index 596f367a00d..c69c2761189 100644
--- a/app/views/admin/projects/_projects.html.haml
+++ b/app/views/admin/projects/_projects.html.haml
@@ -4,7 +4,7 @@
       - @projects.each_with_index do |project|
         %li.project-row{ class: ('no-description' if project.description.blank?) }
           .controls
-            = link_to 'Edit', edit_namespace_project_path(project.namespace, project), id: "edit_#{dom_id(project)}", class: "btn"
+            = link_to 'Edit', edit_project_path(project), id: "edit_#{dom_id(project)}", class: "btn"
             = link_to 'Delete', [project.namespace.becomes(Namespace), project], data: { confirm: remove_project_message(project) }, method: :delete, class: "btn btn-remove"
           .stats
             %span.badge
diff --git a/app/views/admin/projects/show.html.haml b/app/views/admin/projects/show.html.haml
index 08a8f627113..fb9057b2db5 100644
--- a/app/views/admin/projects/show.html.haml
+++ b/app/views/admin/projects/show.html.haml
@@ -108,7 +108,7 @@
       .panel-heading
         Transfer project
       .panel-body
-        = form_for @project, url: transfer_admin_namespace_project_path(@project.namespace, @project), method: :put, html: { class: 'form-horizontal' } do |f|
+        = form_for @project, url: transfer_admin_project_path(@project), method: :put, html: { class: 'form-horizontal' } do |f|
           .form-group
             = f.label :new_namespace_id, "Namespace", class: 'control-label'
             .col-sm-10
@@ -128,7 +128,7 @@
       .panel-heading
         Repository check
       .panel-body
-        = form_for @project, url: repository_check_admin_namespace_project_path(@project.namespace, @project), method: :post do |f|
+        = form_for @project, url: repository_check_admin_project_path(@project), method: :post do |f|
           .form-group
             - if @project.last_repository_check_at.nil?
               This repository has never been checked.
diff --git a/app/views/admin/runners/show.html.haml b/app/views/admin/runners/show.html.haml
index 801430e525e..df2bf27be9d 100644
--- a/app/views/admin/runners/show.html.haml
+++ b/app/views/admin/runners/show.html.haml
@@ -85,7 +85,7 @@
         %tr.build
           %td.id
             - if project
-              = link_to namespace_project_job_path(project.namespace, project, build) do
+              = link_to project_job_path(project, build) do
                 %strong ##{build.id}
             - else
               %strong ##{build.id}
diff --git a/app/views/admin/users/projects.html.haml b/app/views/admin/users/projects.html.haml
index 15eaf1c0e67..4a440f3f6d4 100644
--- a/app/views/admin/users/projects.html.haml
+++ b/app/views/admin/users/projects.html.haml
@@ -33,7 +33,7 @@
           - member = project.team.find_member(@user.id)
           %li.project_member
             .list-item-name
-              = link_to admin_namespace_project_path(project.namespace, project), class: dom_class(project) do
+              = link_to admin_project_path(project), class: dom_class(project) do
                 = project.name_with_namespace
 
             - if member
@@ -44,5 +44,5 @@
                   %span.light.vertical-align-middle= member.human_access
 
                   - if member.respond_to? :project
-                    = link_to namespace_project_project_member_path(project.namespace, project, member), data: { confirm: remove_member_message(member) }, remote: true, method: :delete, class: "btn-xs btn btn-remove prepend-left-10", title: 'Remove user from project' do
+                    = link_to project_project_member_path(project, member), data: { confirm: remove_member_message(member) }, remote: true, method: :delete, class: "btn-xs btn btn-remove prepend-left-10", title: 'Remove user from project' do
                       %i.fa.fa-times
diff --git a/app/views/discussions/_new_issue_for_all_discussions.html.haml b/app/views/discussions/_new_issue_for_all_discussions.html.haml
index ca9e0e8728a..cab346fb514 100644
--- a/app/views/discussions/_new_issue_for_all_discussions.html.haml
+++ b/app/views/discussions/_new_issue_for_all_discussions.html.haml
@@ -3,4 +3,4 @@
     .btn.btn-default.discussion-create-issue-btn.has-tooltip{ title: "Resolve all discussions in new issue",
                                                              "aria-label" => "Resolve all discussions in a new issue",
                                                              "data-container" => "body" }
-      = link_to custom_icon('icon_mr_issue'), new_namespace_project_issue_path(@project.namespace, @project, merge_request_to_resolve_discussions_of: merge_request.iid), title: "Resolve all discussions in new issue", class: 'new-issue-for-discussion'
+      = link_to custom_icon('icon_mr_issue'), new_project_issue_path(@project, merge_request_to_resolve_discussions_of: merge_request.iid), title: "Resolve all discussions in new issue", class: 'new-issue-for-discussion'
diff --git a/app/views/discussions/_new_issue_for_discussion.html.haml b/app/views/discussions/_new_issue_for_discussion.html.haml
index df5546a1e32..a9bc317b8f8 100644
--- a/app/views/discussions/_new_issue_for_discussion.html.haml
+++ b/app/views/discussions/_new_issue_for_discussion.html.haml
@@ -5,4 +5,4 @@
       .btn.btn-default.discussion-create-issue-btn.has-tooltip{ title: "Resolve this discussion in a new issue",
                                                                "aria-label" => "Resolve this discussion in a new issue",
                                                                "data-container" => "body" }
-        = link_to custom_icon('icon_mr_issue'), new_namespace_project_issue_path(@project.namespace, @project, merge_request_to_resolve_discussions_of: merge_request.iid, discussion_to_resolve: discussion.id), title: "Resolve this discussion in a new issue", class: 'new-issue-for-discussion'
+        = link_to custom_icon('icon_mr_issue'), new_project_issue_path(@project, merge_request_to_resolve_discussions_of: merge_request.iid, discussion_to_resolve: discussion.id), title: "Resolve this discussion in a new issue", class: 'new-issue-for-discussion'
diff --git a/app/views/events/_commit.html.haml b/app/views/events/_commit.html.haml
index 3c64f1be5ff..ad434a64556 100644
--- a/app/views/events/_commit.html.haml
+++ b/app/views/events/_commit.html.haml
@@ -1,5 +1,5 @@
 %li.commit
   .commit-row-title
-    = link_to truncate_sha(commit[:id]), namespace_project_commit_path(project.namespace, project, commit[:id]), class: "commit-sha", alt: '', title: truncate_sha(commit[:id])
+    = link_to truncate_sha(commit[:id]), project_commit_path(project, commit[:id]), class: "commit-sha", alt: '', title: truncate_sha(commit[:id])
     &middot;
     = markdown event_commit_title(commit[:message]), project: project, pipeline: :single_line, author: event.author
diff --git a/app/views/events/_event_push.atom.haml b/app/views/events/_event_push.atom.haml
index f8f0bcb7608..9fcacfbbf36 100644
--- a/app/views/events/_event_push.atom.haml
+++ b/app/views/events/_event_push.atom.haml
@@ -2,7 +2,7 @@
   - event.commits.first(15).each do |commit|
     %p
       %strong= commit[:author][:name]
-      = link_to "(##{truncate_sha(commit[:id])})", namespace_project_commit_path(event.project.namespace, event.project, id: commit[:id])
+      = link_to "(##{truncate_sha(commit[:id])})", project_commit_path(event.project, id: commit[:id])
       %i
         at
         = commit[:timestamp].to_time.to_s(:short)
diff --git a/app/views/events/event/_push.html.haml b/app/views/events/event/_push.html.haml
index 769ac655d0a..54b414cc62a 100644
--- a/app/views/events/event/_push.html.haml
+++ b/app/views/events/event/_push.html.haml
@@ -6,7 +6,7 @@
   %span.author_name= link_to_author event
   %span.pushed #{event.action_name} #{event.ref_type}
   %strong
-    - commits_link = namespace_project_commits_path(project.namespace, project, event.ref_name)
+    - commits_link = project_commits_path(project, event.ref_name)
     = link_to_if project.repository.branch_exists?(event.ref_name), event.ref_name, commits_link, class: 'ref-name'
 
   = render "events/event_scope", event: event
@@ -31,7 +31,7 @@
             - from = project.default_branch
             - from_label = from
 
-          = link_to namespace_project_compare_path(project.namespace, project, from: from, to: event.commit_to) do
+          = link_to project_compare_path(project, from: from, to: event.commit_to) do
             Compare #{from_label}...#{truncate_sha(event.commit_to)}
 
           - if create_mr
diff --git a/app/views/groups/projects.html.haml b/app/views/groups/projects.html.haml
index 62ad47972b9..7a2e688a114 100644
--- a/app/views/groups/projects.html.haml
+++ b/app/views/groups/projects.html.haml
@@ -20,8 +20,8 @@
             %span.label.label-warning archived
           %span.badge
             = storage_counter(project.statistics.storage_size)
-          = link_to 'Members', namespace_project_project_members_path(project.namespace, project), id: "edit_#{dom_id(project)}", class: "btn btn-sm"
-          = link_to 'Edit', edit_namespace_project_path(project.namespace, project), id: "edit_#{dom_id(project)}", class: "btn btn-sm"
+          = link_to 'Members', project_project_members_path(project), id: "edit_#{dom_id(project)}", class: "btn btn-sm"
+          = link_to 'Edit', edit_project_path(project), id: "edit_#{dom_id(project)}", class: "btn btn-sm"
           = link_to 'Remove', project, data: { confirm: remove_project_message(project)}, method: :delete, class: "btn btn-sm btn-remove"
     - if @projects.blank?
       .nothing-here-block This group has no projects yet
diff --git a/app/views/import/base/create.js.haml b/app/views/import/base/create.js.haml
index 57e8c3ca1e1..fde671e25a9 100644
--- a/app/views/import/base/create.js.haml
+++ b/app/views/import/base/create.js.haml
@@ -4,7 +4,7 @@
     job.attr("id", "project_#{@project.id}")
     target_field = job.find(".import-target")
     target_field.empty()
-    target_field.append('#{link_to @project.path_with_namespace, namespace_project_path(@project.namespace, @project)}')
+    target_field.append('#{link_to @project.path_with_namespace, project_path(@project)}')
     $("table.import-jobs tbody").prepend(job)
     job.addClass("active").find(".import-actions").html("<i class='fa fa-spinner fa-spin'></i> started")
 - else
diff --git a/app/views/invites/show.html.haml b/app/views/invites/show.html.haml
index 882fdf1317d..ad6213b4efd 100644
--- a/app/views/invites/show.html.haml
+++ b/app/views/invites/show.html.haml
@@ -12,7 +12,7 @@
     - project = @member.source
     project
     %strong
-      = link_to project.name_with_namespace, namespace_project_url(project.namespace, project)
+      = link_to project.name_with_namespace, project_url(project)
   - when Group
     - group = @member.source
     group
diff --git a/app/views/issues/_issue.atom.builder b/app/views/issues/_issue.atom.builder
index 2ed78bb3b65..0c113c08526 100644
--- a/app/views/issues/_issue.atom.builder
+++ b/app/views/issues/_issue.atom.builder
@@ -1,6 +1,6 @@
 xml.entry do
-  xml.id      namespace_project_issue_url(issue.project.namespace, issue.project, issue)
-  xml.link    href: namespace_project_issue_url(issue.project.namespace, issue.project, issue)
+  xml.id      project_issue_url(issue.project, issue)
+  xml.link    href: project_issue_url(issue.project, issue)
   xml.title   truncate(issue.title, length: 80)
   xml.updated issue.updated_at.xmlschema
   xml.media   :thumbnail, width: "40", height: "40", url: image_url(avatar_icon(issue.author_email))
diff --git a/app/views/layouts/_init_auto_complete.html.haml b/app/views/layouts/_init_auto_complete.html.haml
index 6caaba240bb..4bb0dfc73fd 100644
--- a/app/views/layouts/_init_auto_complete.html.haml
+++ b/app/views/layouts/_init_auto_complete.html.haml
@@ -5,10 +5,10 @@
   :javascript
     gl.GfmAutoComplete = gl.GfmAutoComplete || {};
     gl.GfmAutoComplete.dataSources = {
-      members: "#{members_namespace_project_autocomplete_sources_path(project.namespace, project, type: noteable_type, type_id: params[:id])}",
-      issues: "#{issues_namespace_project_autocomplete_sources_path(project.namespace, project)}",
-      mergeRequests: "#{merge_requests_namespace_project_autocomplete_sources_path(project.namespace, project)}",
-      labels: "#{labels_namespace_project_autocomplete_sources_path(project.namespace, project)}",
-      milestones: "#{milestones_namespace_project_autocomplete_sources_path(project.namespace, project)}",
-      commands: "#{commands_namespace_project_autocomplete_sources_path(project.namespace, project, type: noteable_type, type_id: params[:id])}"
+      members: "#{members_project_autocomplete_sources_path(project, type: noteable_type, type_id: params[:id])}",
+      issues: "#{issues_project_autocomplete_sources_path(project)}",
+      mergeRequests: "#{merge_requests_project_autocomplete_sources_path(project)}",
+      labels: "#{labels_project_autocomplete_sources_path(project)}",
+      milestones: "#{milestones_project_autocomplete_sources_path(project)}",
+      commands: "#{commands_project_autocomplete_sources_path(project, type: noteable_type, type_id: params[:id])}"
     };
diff --git a/app/views/layouts/_search.html.haml b/app/views/layouts/_search.html.haml
index b689991bb6d..59f16b47bf7 100644
--- a/app/views/layouts/_search.html.haml
+++ b/app/views/layouts/_search.html.haml
@@ -5,7 +5,7 @@
 - if @group && @group.persisted? && @group.path
   - group_data_attrs = { group_path: j(@group.path), name: @group.name, issues_path: issues_group_path(j(@group.path)), mr_path: merge_requests_group_path(j(@group.path)) }
 - if @project && @project.persisted?
-  - project_data_attrs = { project_path: j(@project.path), name: j(@project.name), issues_path: namespace_project_issues_path(@project.namespace, @project), mr_path: namespace_project_merge_requests_path(@project.namespace, @project) }
+  - project_data_attrs = { project_path: j(@project.path), name: j(@project.name), issues_path: project_issues_path(@project), mr_path: project_merge_requests_path(@project) }
 .search.search-form{ class: "#{'has-location-badge' if label.present?}" }
   = form_tag search_path, method: :get, class: 'navbar-form' do |f|
     .search-input-container
diff --git a/app/views/layouts/header/_default.html.haml b/app/views/layouts/header/_default.html.haml
index 7e8b9cb9ad0..ed44263741e 100644
--- a/app/views/layouts/header/_default.html.haml
+++ b/app/views/layouts/header/_default.html.haml
@@ -95,4 +95,4 @@
 - if @project && !@project.empty_repo?
   - if ref = @ref || @project.repository.root_ref
     :javascript
-      var findFileURL = "#{namespace_project_find_file_path(@project.namespace, @project, ref)}";
+      var findFileURL = "#{project_find_file_path(@project, ref)}";
diff --git a/app/views/layouts/header/_new.html.haml b/app/views/layouts/header/_new.html.haml
index 5859f689dd1..bee7291da45 100644
--- a/app/views/layouts/header/_new.html.haml
+++ b/app/views/layouts/header/_new.html.haml
@@ -88,4 +88,4 @@
 - if @project && !@project.empty_repo?
   - if ref = @ref || @project.repository.root_ref
     :javascript
-      var findFileURL = "#{namespace_project_find_file_path(@project.namespace, @project, ref)}";
+      var findFileURL = "#{project_find_file_path(@project, ref)}";
diff --git a/app/views/layouts/header/_new_dropdown.haml b/app/views/layouts/header/_new_dropdown.haml
index 4d41579168c..9da739b0974 100644
--- a/app/views/layouts/header/_new_dropdown.haml
+++ b/app/views/layouts/header/_new_dropdown.haml
@@ -30,13 +30,13 @@
           %li.dropdown-bold-header This project
           - if create_project_issue
             %li
-              = link_to 'New issue', new_namespace_project_issue_path(@project.namespace, @project)
+              = link_to 'New issue', new_project_issue_path(@project)
           - if merge_project
             %li
-              = link_to 'New merge request', namespace_project_new_merge_request_path(merge_project.namespace, merge_project)
+              = link_to 'New merge request', project_new_merge_request_path(merge_project)
           - if create_project_snippet
             %li.header-new-project-snippet
-              = link_to 'New snippet', new_namespace_project_snippet_path(@project.namespace, @project)
+              = link_to 'New snippet', new_project_snippet_path(@project)
           %li.divider
           %li.dropdown-bold-header GitLab
       - if current_user.can_create_project?
diff --git a/app/views/layouts/nav/_new_project_sidebar.html.haml b/app/views/layouts/nav/_new_project_sidebar.html.haml
index eae9da5da14..6e483353a2d 100644
--- a/app/views/layouts/nav/_new_project_sidebar.html.haml
+++ b/app/views/layouts/nav/_new_project_sidebar.html.haml
@@ -27,52 +27,52 @@
 
     - if project_nav_tab? :files
       = nav_link(controller: %w(tree blob blame edit_tree new_tree find_file commit commits compare projects/repositories tags branches releases graphs network)) do
-        = link_to project_files_path(@project), title: 'Repository',  class: 'shortcuts-tree' do
+        = link_to project_tree_path(@project), title: 'Repository',  class: 'shortcuts-tree' do
           %span
             Repository
 
         %ul.sidebar-sub-level-items
           = nav_link(controller: %w(tree blob blame edit_tree new_tree find_file)) do
-            = link_to project_files_path(@project) do
+            = link_to project_tree_path(@project) do
               #{ _('Files') }
 
           = nav_link(controller: [:commit, :commits]) do
-            = link_to namespace_project_commits_path(@project.namespace, @project, current_ref) do
+            = link_to project_commits_path(@project, current_ref) do
               #{ _('Commits') }
 
           = nav_link(html_options: {class: branches_tab_class}) do
-            = link_to namespace_project_branches_path(@project.namespace, @project) do
+            = link_to project_branches_path(@project) do
               #{ _('Branches') }
 
           = nav_link(controller: [:tags, :releases]) do
-            = link_to namespace_project_tags_path(@project.namespace, @project) do
+            = link_to project_tags_path(@project) do
               #{ _('Tags') }
 
           = nav_link(path: 'graphs#show') do
-            = link_to namespace_project_graph_path(@project.namespace, @project, current_ref) do
+            = link_to project_graph_path(@project, current_ref) do
               #{ _('Contributors') }
 
           = nav_link(controller: %w(network)) do
-            = link_to namespace_project_network_path(@project.namespace, @project, current_ref) do
+            = link_to project_network_path(@project, current_ref) do
               #{ s_('ProjectNetworkGraph|Graph') }
 
           = nav_link(controller: :compare) do
-            = link_to namespace_project_compare_index_path(@project.namespace, @project, from: @repository.root_ref, to: current_ref) do
+            = link_to project_compare_index_path(@project, from: @repository.root_ref, to: current_ref) do
               #{ _('Compare') }
 
           = nav_link(path: 'graphs#charts') do
-            = link_to charts_namespace_project_graph_path(@project.namespace, @project, current_ref) do
+            = link_to charts_project_graph_path(@project, current_ref) do
               #{ _('Charts') }
 
     - if project_nav_tab? :container_registry
       = nav_link(controller: %w[projects/registry/repositories]) do
-        = link_to project_container_registry_path(@project), title: 'Container Registry', class: 'shortcuts-container-registry' do
+        = link_to project_container_registry_index_path(@project), title: 'Container Registry', class: 'shortcuts-container-registry' do
           %span
             Registry
 
     - if project_nav_tab? :issues
       = nav_link(controller: @project.default_issues_tracker? ? [:issues, :labels, :milestones, :boards] : :issues) do
-        = link_to namespace_project_issues_path(@project.namespace, @project), title: 'Issues', class: 'shortcuts-issues' do
+        = link_to project_issues_path(@project), title: 'Issues', class: 'shortcuts-issues' do
           %span
             Issues
             - if @project.default_issues_tracker?
@@ -81,36 +81,36 @@
         %ul.sidebar-sub-level-items
           - if project_nav_tab?(:issues) && !current_controller?(:merge_requests)
             = nav_link(controller: :issues) do
-              = link_to namespace_project_issues_path(@project.namespace, @project), title: 'Issues' do
+              = link_to project_issues_path(@project), title: 'Issues' do
                 %span
                   List
 
             = nav_link(controller: :boards) do
-              = link_to namespace_project_boards_path(@project.namespace, @project), title: 'Board' do
+              = link_to project_boards_path(@project), title: 'Board' do
                 %span
                   Board
 
           - if project_nav_tab?(:merge_requests) && current_controller?(:merge_requests)
             = nav_link(controller: :merge_requests) do
-              = link_to namespace_project_merge_requests_path(@project.namespace, @project), title: 'Merge Requests' do
+              = link_to project_merge_requests_path(@project), title: 'Merge Requests' do
                 %span
                   Merge Requests
 
           - if project_nav_tab? :labels
             = nav_link(controller: :labels) do
-              = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
+              = link_to project_labels_path(@project), title: 'Labels' do
                 %span
                   Labels
 
           - if project_nav_tab? :milestones
             = nav_link(controller: :milestones) do
-              = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
+              = link_to project_milestones_path(@project), title: 'Milestones' do
                 %span
                   Milestones
 
     - if project_nav_tab? :merge_requests
       = nav_link(controller: @project.default_issues_tracker? ? :merge_requests : [:merge_requests, :labels, :milestones]) do
-        = link_to namespace_project_merge_requests_path(@project.namespace, @project), title: 'Merge Requests', class: 'shortcuts-merge_requests' do
+        = link_to project_merge_requests_path(@project), title: 'Merge Requests', class: 'shortcuts-merge_requests' do
           %span
             Merge Requests
             %span.badge.count.merge_counter.js-merge-counter= number_with_delimiter(MergeRequestsFinder.new(current_user, project_id: @project.id).execute.opened.count)
@@ -148,7 +148,7 @@
 
           - if @project.feature_available?(:builds, current_user) && !@project.empty_repo?
             = nav_link(path: 'pipelines#charts') do
-              = link_to charts_namespace_project_pipelines_path(@project.namespace, @project), title: 'Charts', class: 'shortcuts-pipelines-charts' do
+              = link_to charts_project_pipelines_path(@project), title: 'Charts', class: 'shortcuts-pipelines-charts' do
                 %span
                   Charts
 
@@ -160,7 +160,7 @@
 
     - if project_nav_tab? :snippets
       = nav_link(controller: :snippets) do
-        = link_to namespace_project_snippets_path(@project.namespace, @project), title: 'Snippets', class: 'shortcuts-snippets' do
+        = link_to project_snippets_path(@project), title: 'Snippets', class: 'shortcuts-snippets' do
           %span
             Snippets
 
@@ -187,23 +187,23 @@
                 %span
                   Integrations
             = nav_link(controller: :repository) do
-              = link_to namespace_project_settings_repository_path(@project.namespace, @project), title: 'Repository' do
+              = link_to project_settings_repository_path(@project), title: 'Repository' do
                 %span
                   Repository
             - if @project.feature_available?(:builds, current_user)
               = nav_link(controller: :ci_cd) do
-                = link_to namespace_project_settings_ci_cd_path(@project.namespace, @project), title: 'Pipelines' do
+                = link_to project_settings_ci_cd_path(@project), title: 'Pipelines' do
                   %span
                     Pipelines
             - if Gitlab.config.pages.enabled
               = nav_link(controller: :pages) do
-                = link_to namespace_project_pages_path(@project.namespace, @project), title: 'Pages' do
+                = link_to project_pages_path(@project), title: 'Pages' do
                   %span
                     Pages
 
     - else
       = nav_link(path: %w[members#show]) do
-        = link_to namespace_project_settings_members_path(@project.namespace, @project), title: 'Settings', class: 'shortcuts-tree' do
+        = link_to project_settings_members_path(@project), title: 'Settings', class: 'shortcuts-tree' do
           %span
             Settings
 
@@ -216,18 +216,18 @@
     -# Shortcut to Repository > Graph (formerly, Network)
     - if project_nav_tab? :network
       %li.hidden
-        = link_to namespace_project_network_path(@project.namespace, @project, current_ref), title: 'Network', class: 'shortcuts-network' do
+        = link_to project_network_path(@project, current_ref), title: 'Network', class: 'shortcuts-network' do
           Graph
 
     -# Shortcut to Repository > Charts (formerly, top-nav item "Graphs")
     - unless @project.empty_repo?
       %li.hidden
-        = link_to charts_namespace_project_graph_path(@project.namespace, @project, current_ref), title: 'Charts', class: 'shortcuts-repository-charts' do
+        = link_to charts_project_graph_path(@project, current_ref), title: 'Charts', class: 'shortcuts-repository-charts' do
           Charts
 
     -# Shortcut to Issues > New Issue
     %li.hidden
-      = link_to new_namespace_project_issue_path(@project.namespace, @project), class: 'shortcuts-new-issue' do
+      = link_to new_project_issue_path(@project), class: 'shortcuts-new-issue' do
         Create a new issue
 
     -# Shortcut to Pipelines > Jobs
@@ -244,4 +244,4 @@
 
     -# Shortcut to issue boards
     %li.hidden
-      = link_to 'Issue Boards', namespace_project_boards_path(@project.namespace, @project), title: 'Issue Boards', class: 'shortcuts-issue-boards'
+      = link_to 'Issue Boards', project_boards_path(@project), title: 'Issue Boards', class: 'shortcuts-issue-boards'
diff --git a/app/views/layouts/nav/_project.html.haml b/app/views/layouts/nav/_project.html.haml
index b095adcfe7e..14deb46eee3 100644
--- a/app/views/layouts/nav/_project.html.haml
+++ b/app/views/layouts/nav/_project.html.haml
@@ -12,19 +12,19 @@
 
     - if project_nav_tab? :files
       = nav_link(controller: %w(tree blob blame edit_tree new_tree find_file commit commits compare projects/repositories tags branches releases graphs network)) do
-        = link_to project_files_path(@project), title: 'Repository',  class: 'shortcuts-tree' do
+        = link_to project_tree_path(@project), title: 'Repository',  class: 'shortcuts-tree' do
           %span
             Repository
 
     - if project_nav_tab? :container_registry
       = nav_link(controller: %w[projects/registry/repositories]) do
-        = link_to project_container_registry_path(@project), title: 'Container Registry', class: 'shortcuts-container-registry' do
+        = link_to project_container_registry_index_path(@project), title: 'Container Registry', class: 'shortcuts-container-registry' do
           %span
             Registry
 
     - if project_nav_tab? :issues
       = nav_link(controller: @project.default_issues_tracker? ? [:issues, :labels, :milestones, :boards] : :issues) do
-        = link_to namespace_project_issues_path(@project.namespace, @project), title: 'Issues', class: 'shortcuts-issues' do
+        = link_to project_issues_path(@project), title: 'Issues', class: 'shortcuts-issues' do
           %span
             Issues
             - if @project.default_issues_tracker?
@@ -34,7 +34,7 @@
       - controllers = [:merge_requests, 'projects/merge_requests/conflicts']
       - controllers.push(:merge_requests, :labels, :milestones) unless @project.default_issues_tracker?
       = nav_link(controller: controllers) do
-        = link_to namespace_project_merge_requests_path(@project.namespace, @project), title: 'Merge Requests', class: 'shortcuts-merge_requests' do
+        = link_to project_merge_requests_path(@project), title: 'Merge Requests', class: 'shortcuts-merge_requests' do
           %span
             Merge Requests
             %span.badge.count.merge_counter.js-merge-counter= number_with_delimiter(issuables_count_for_state(:merge_requests, :opened, finder: MergeRequestsFinder.new(current_user, project_id: @project.id)))
@@ -53,7 +53,7 @@
 
     - if project_nav_tab? :snippets
       = nav_link(controller: :snippets) do
-        = link_to namespace_project_snippets_path(@project.namespace, @project), title: 'Snippets', class: 'shortcuts-snippets' do
+        = link_to project_snippets_path(@project), title: 'Snippets', class: 'shortcuts-snippets' do
           %span
             Snippets
 
@@ -64,7 +64,7 @@
             Settings
     - else
       = nav_link(path: %w[members#show]) do
-        = link_to namespace_project_settings_members_path(@project.namespace, @project), title: 'Settings', class: 'shortcuts-tree' do
+        = link_to project_settings_members_path(@project), title: 'Settings', class: 'shortcuts-tree' do
           %span
             Settings
 
@@ -77,18 +77,18 @@
     -# Shortcut to Repository > Graph (formerly, Network)
     - if project_nav_tab? :network
       %li.hidden
-        = link_to namespace_project_network_path(@project.namespace, @project, current_ref), title: 'Network', class: 'shortcuts-network' do
+        = link_to project_network_path(@project, current_ref), title: 'Network', class: 'shortcuts-network' do
           Graph
 
     -# Shortcut to Repository > Charts (formerly, top-nav item "Graphs")
     - unless @project.empty_repo?
       %li.hidden
-        = link_to charts_namespace_project_graph_path(@project.namespace, @project, current_ref), title: 'Charts', class: 'shortcuts-repository-charts' do
+        = link_to charts_project_graph_path(@project, current_ref), title: 'Charts', class: 'shortcuts-repository-charts' do
           Charts
 
     -# Shortcut to Issues > New Issue
     %li.hidden
-      = link_to new_namespace_project_issue_path(@project.namespace, @project), class: 'shortcuts-new-issue' do
+      = link_to new_project_issue_path(@project), class: 'shortcuts-new-issue' do
         Create a new issue
 
     -# Shortcut to Pipelines > Jobs
@@ -105,4 +105,4 @@
 
     -# Shortcut to issue boards
     %li.hidden
-      = link_to 'Issue Boards', namespace_project_boards_path(@project.namespace, @project), title: 'Issue Boards', class: 'shortcuts-issue-boards'
+      = link_to 'Issue Boards', project_boards_path(@project), title: 'Issue Boards', class: 'shortcuts-issue-boards'
diff --git a/app/views/layouts/project.html.haml b/app/views/layouts/project.html.haml
index 4458c3c2c23..99adb83cd1f 100644
--- a/app/views/layouts/project.html.haml
+++ b/app/views/layouts/project.html.haml
@@ -11,7 +11,7 @@
   - project = @target_project || @project
   - if current_user
     :javascript
-      window.uploads_path = "#{namespace_project_uploads_path project.namespace,project}";
+      window.uploads_path = "#{project_uploads_path(project)}";
 
 - content_for :header_content do
   .js-dropdown-menu-projects
diff --git a/app/views/notify/closed_issue_email.text.haml b/app/views/notify/closed_issue_email.text.haml
index bc12e38675f..b35d4b7502d 100644
--- a/app/views/notify/closed_issue_email.text.haml
+++ b/app/views/notify/closed_issue_email.text.haml
@@ -1,3 +1,3 @@
 Issue was closed by #{@updated_by.name}
 
-Issue ##{@issue.iid}: #{namespace_project_issue_url(@issue.project.namespace, @issue.project, @issue)}
+Issue ##{@issue.iid}: #{project_issue_url(@issue.project, @issue)}
diff --git a/app/views/notify/closed_merge_request_email.text.haml b/app/views/notify/closed_merge_request_email.text.haml
index d0c96b83976..c4e06cb3cb1 100644
--- a/app/views/notify/closed_merge_request_email.text.haml
+++ b/app/views/notify/closed_merge_request_email.text.haml
@@ -1,6 +1,6 @@
 Merge Request #{@merge_request.to_reference} was closed by #{@updated_by.name}
 
-Merge Request url: #{namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)}
+Merge Request url: #{project_merge_request_url(@merge_request.target_project, @merge_request)}
 
 = merge_path_description(@merge_request, 'to')
 
diff --git a/app/views/notify/issue_moved_email.html.haml b/app/views/notify/issue_moved_email.html.haml
index 40f7d61fe19..472c31e9a5e 100644
--- a/app/views/notify/issue_moved_email.html.haml
+++ b/app/views/notify/issue_moved_email.html.haml
@@ -2,5 +2,5 @@
   Issue was moved to another project.
 %p
   New issue:
-  = link_to namespace_project_issue_url(@new_project.namespace, @new_project, @new_issue) do
+  = link_to project_issue_url(@new_project, @new_issue) do
     = @new_issue.title
diff --git a/app/views/notify/issue_moved_email.text.erb b/app/views/notify/issue_moved_email.text.erb
index b3bd43c2055..66ede43635b 100644
--- a/app/views/notify/issue_moved_email.text.erb
+++ b/app/views/notify/issue_moved_email.text.erb
@@ -1,4 +1,4 @@
 Issue was moved to another project.
 
 New issue location:
-<%= namespace_project_issue_url(@new_project.namespace, @new_project, @new_issue) %>
+<%= project_issue_url(@new_project, @new_issue) %>
diff --git a/app/views/notify/issue_status_changed_email.text.erb b/app/views/notify/issue_status_changed_email.text.erb
index e6ab3fcde77..4200881f7e8 100644
--- a/app/views/notify/issue_status_changed_email.text.erb
+++ b/app/views/notify/issue_status_changed_email.text.erb
@@ -1,4 +1,4 @@
 Issue was <%= @issue_status %> by <%= @updated_by.name %>
 
-Issue <%= @issue.iid %>: <%= url_for(namespace_project_issue_url(@issue.project.namespace, @issue.project, @issue)) %>
+Issue <%= @issue.iid %>: <%= url_for(project_issue_url(@issue.project, @issue)) %>
 
diff --git a/app/views/notify/merge_request_status_email.text.haml b/app/views/notify/merge_request_status_email.text.haml
index 4c9719ba732..ae2a2933865 100644
--- a/app/views/notify/merge_request_status_email.text.haml
+++ b/app/views/notify/merge_request_status_email.text.haml
@@ -1,6 +1,6 @@
 Merge Request #{@merge_request.to_reference} was #{@mr_status} by #{@updated_by.name}
 
-Merge Request url: #{namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)}
+Merge Request url: #{project_merge_request_url(@merge_request.target_project, @merge_request)}
 
 = merge_path_description(@merge_request, 'to')
 
diff --git a/app/views/notify/merged_merge_request_email.text.haml b/app/views/notify/merged_merge_request_email.text.haml
index 46c1c9dee0b..661c23bcbe2 100644
--- a/app/views/notify/merged_merge_request_email.text.haml
+++ b/app/views/notify/merged_merge_request_email.text.haml
@@ -1,6 +1,6 @@
 Merge Request #{@merge_request.to_reference} was merged
 
-Merge Request url: #{namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)}
+Merge Request url: #{project_merge_request_url(@merge_request.target_project, @merge_request)}
 
 = merge_path_description(@merge_request, 'to')
 
diff --git a/app/views/notify/new_issue_email.text.erb b/app/views/notify/new_issue_email.text.erb
index 13f1ac08e94..3c716f77296 100644
--- a/app/views/notify/new_issue_email.text.erb
+++ b/app/views/notify/new_issue_email.text.erb
@@ -1,6 +1,6 @@
 New Issue was created.
 
-Issue <%= @issue.iid %>: <%= url_for(namespace_project_issue_url(@issue.project.namespace, @issue.project, @issue)) %>
+Issue <%= @issue.iid %>: <%= url_for(project_issue_url(@issue.project, @issue)) %>
 Author:    <%= @issue.author_name %>
 Assignee:  <%= @issue.assignee_list %>
 
diff --git a/app/views/notify/new_mention_in_issue_email.text.erb b/app/views/notify/new_mention_in_issue_email.text.erb
index f19ac3adfc7..23213106c5b 100644
--- a/app/views/notify/new_mention_in_issue_email.text.erb
+++ b/app/views/notify/new_mention_in_issue_email.text.erb
@@ -1,6 +1,6 @@
 You have been mentioned in an issue.
 
-Issue <%= @issue.iid %>: <%= url_for(namespace_project_issue_url(@issue.project.namespace, @issue.project, @issue)) %>
+Issue <%= @issue.iid %>: <%= url_for(project_issue_url(@issue.project, @issue)) %>
 Author:    <%= @issue.author_name %>
 Assignee:  <%= @issue.assignee_list %>
 
diff --git a/app/views/notify/new_mention_in_merge_request_email.text.erb b/app/views/notify/new_mention_in_merge_request_email.text.erb
index 5bf0282e097..6fcebb22fc4 100644
--- a/app/views/notify/new_mention_in_merge_request_email.text.erb
+++ b/app/views/notify/new_mention_in_merge_request_email.text.erb
@@ -1,6 +1,6 @@
 You have been mentioned in Merge Request <%= @merge_request.to_reference %>
 
-<%= url_for(namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)) %>
+<%= url_for(project_merge_request_url(@merge_request.target_project, @merge_request)) %>
 
 <%= merge_path_description(@merge_request, 'to') %>
 Author:    <%= @merge_request.author_name %>
diff --git a/app/views/notify/new_merge_request_email.text.erb b/app/views/notify/new_merge_request_email.text.erb
index 3c8f178ac77..7d98400e6fe 100644
--- a/app/views/notify/new_merge_request_email.text.erb
+++ b/app/views/notify/new_merge_request_email.text.erb
@@ -1,6 +1,6 @@
 New Merge Request <%= @merge_request.to_reference %>
 
-<%= url_for(namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)) %>
+<%= url_for(project_merge_request_url(@merge_request.target_project, @merge_request)) %>
 
 <%= merge_path_description(@merge_request, 'to') %>
 Author:    <%= @merge_request.author_name %>
diff --git a/app/views/notify/project_was_exported_email.html.haml b/app/views/notify/project_was_exported_email.html.haml
index 3def26342a1..f0ba7827cef 100644
--- a/app/views/notify/project_was_exported_email.html.haml
+++ b/app/views/notify/project_was_exported_email.html.haml
@@ -2,7 +2,7 @@
   Project #{@project.name} was exported successfully.
 %p
   The project export can be downloaded from:
-  = link_to download_export_namespace_project_url(@project.namespace, @project), rel: 'nofollow', download: '' do
+  = link_to download_export_project_url(@project), rel: 'nofollow', download: '' do
     = @project.name_with_namespace + " export"
 %p
   The download link will expire in 24 hours.
diff --git a/app/views/notify/project_was_exported_email.text.erb b/app/views/notify/project_was_exported_email.text.erb
index 42c4d176876..cd3a1f7934f 100644
--- a/app/views/notify/project_was_exported_email.text.erb
+++ b/app/views/notify/project_was_exported_email.text.erb
@@ -1,6 +1,6 @@
 Project <%= @project.name %> was exported successfully.
 
 The project export can be downloaded from:
-<%= download_export_namespace_project_url(@project.namespace, @project) %>
+<%= download_export_project_url(@project) %>
 
 The download link will expire in 24 hours.
diff --git a/app/views/notify/project_was_moved_email.html.haml b/app/views/notify/project_was_moved_email.html.haml
index 87b3ff7f0b3..c476a39b661 100644
--- a/app/views/notify/project_was_moved_email.html.haml
+++ b/app/views/notify/project_was_moved_email.html.haml
@@ -2,7 +2,7 @@
   Project #{@old_path_with_namespace} was moved to another location
 %p
   The project is now located under
-  = link_to namespace_project_url(@project.namespace, @project) do
+  = link_to project_url(@project) do
     = @project.name_with_namespace
 %p
   To update the remote url in your local repository run (for ssh):
diff --git a/app/views/notify/project_was_moved_email.text.erb b/app/views/notify/project_was_moved_email.text.erb
index b2c5f71e465..7c45163e0e8 100644
--- a/app/views/notify/project_was_moved_email.text.erb
+++ b/app/views/notify/project_was_moved_email.text.erb
@@ -1,7 +1,7 @@
 Project <%= @old_path_with_namespace %> was moved to another location
 
 The project is now located under 
-<%= namespace_project_url(@project.namespace, @project) %>
+<%= project_url(@project) %>
 
 
 To update the remote url in your local repository run (for ssh):
diff --git a/app/views/notify/repository_push_email.html.haml b/app/views/notify/repository_push_email.html.haml
index 546376aeed8..5c5520f4cb8 100644
--- a/app/views/notify/repository_push_email.html.haml
+++ b/app/views/notify/repository_push_email.html.haml
@@ -3,7 +3,7 @@
 
 %h3
   #{@message.author_name} #{@message.action_name} #{@message.ref_type} #{@message.ref_name}
-  at #{link_to(@message.project_name_with_namespace, namespace_project_url(@message.project_namespace, @message.project))}
+  at #{link_to(@message.project_name_with_namespace, project_url(@message.project))}
 
 - if @message.compare
   - if @message.reverse_compare?
@@ -17,7 +17,7 @@
   %ul
     - @message.commits.each do |commit|
       %li
-        %strong= link_to(commit.short_id, namespace_project_commit_url(@message.project_namespace, @message.project, commit))
+        %strong= link_to(commit.short_id, project_commit_url(@message.project, commit))
         %div
           %span by #{commit.author_name}
           %i at #{commit.committed_date.to_s(:iso8601)}
diff --git a/app/views/notify/resolved_all_discussions_email.text.erb b/app/views/notify/resolved_all_discussions_email.text.erb
index b0d380af8fc..2881f3e699e 100644
--- a/app/views/notify/resolved_all_discussions_email.text.erb
+++ b/app/views/notify/resolved_all_discussions_email.text.erb
@@ -1,3 +1,3 @@
 All discussions on Merge Request <%= @merge_request.to_reference %> were resolved by <%= @resolved_by.name %>
 
-<%= url_for(namespace_project_merge_request_url(@merge_request.target_project.namespace, @merge_request.target_project, @merge_request)) %>
+<%= url_for(project_merge_request_url(@merge_request.target_project, @merge_request)) %>
diff --git a/app/views/profiles/chat_names/_chat_name.html.haml b/app/views/profiles/chat_names/_chat_name.html.haml
index 1ec1e7c70e4..fe1cf802971 100644
--- a/app/views/profiles/chat_names/_chat_name.html.haml
+++ b/app/views/profiles/chat_names/_chat_name.html.haml
@@ -10,7 +10,7 @@
   %td
     %strong
       - if can?(current_user, :admin_project, project)
-        = link_to service.title, edit_namespace_project_service_path(project.namespace, project, service)
+        = link_to service.title, edit_project_service_path(project, service)
       - else
         = service.title
   %td
diff --git a/app/views/projects/_activity.html.haml b/app/views/projects/_activity.html.haml
index 10f581d751b..ecc966ed453 100644
--- a/app/views/projects/_activity.html.haml
+++ b/app/views/projects/_activity.html.haml
@@ -1,7 +1,7 @@
 %div{ class: container_class }
   .nav-block.activity-filter-block.activities
     .controls
-      = link_to namespace_project_path(@project.namespace, @project, rss_url_options), title: "Subscribe", class: 'btn rss-btn has-tooltip' do
+      = link_to project_path(@project, rss_url_options), title: "Subscribe", class: 'btn rss-btn has-tooltip' do
         = icon('rss')
 
     = render 'shared/event_filter'
diff --git a/app/views/projects/_find_file_link.html.haml b/app/views/projects/_find_file_link.html.haml
index cb4d2bbacf5..da1b2d7f9b6 100644
--- a/app/views/projects/_find_file_link.html.haml
+++ b/app/views/projects/_find_file_link.html.haml
@@ -1,3 +1,3 @@
-= link_to namespace_project_find_file_path(@project.namespace, @project, @ref), class: 'btn shortcuts-find-file', rel: 'nofollow' do
+= link_to project_find_file_path(@project, @ref), class: 'btn shortcuts-find-file', rel: 'nofollow' do
   = icon('search')
   %span= _('Find file')
diff --git a/app/views/projects/_last_push.html.haml b/app/views/projects/_last_push.html.haml
index f1ef50d2de2..1a71bfca2e2 100644
--- a/app/views/projects/_last_push.html.haml
+++ b/app/views/projects/_last_push.html.haml
@@ -5,7 +5,7 @@
       .event-last-push-text
         %span You pushed to
         %strong
-          = link_to event.ref_name, namespace_project_commits_path(event.project.namespace, event.project, event.ref_name), class: 'ref-name'
+          = link_to event.ref_name, project_commits_path(event.project, event.ref_name), class: 'ref-name'
 
         - if event.project != @project
           %span at
diff --git a/app/views/projects/_wiki.html.haml b/app/views/projects/_wiki.html.haml
index 2bab22e125d..a56c3503c77 100644
--- a/app/views/projects/_wiki.html.haml
+++ b/app/views/projects/_wiki.html.haml
@@ -14,5 +14,5 @@
           Add a homepage to your wiki that contains information about your project
         %p
           We recommend you
-          = link_to "add a homepage", namespace_project_wiki_path(@project.namespace, @project, :home)
+          = link_to "add a homepage", project_wiki_path(@project, :home)
           to your project's wiki and GitLab will show it here instead of this message.
diff --git a/app/views/projects/artifacts/_tree_directory.html.haml b/app/views/projects/artifacts/_tree_directory.html.haml
index e2966ec33c2..03be6f15313 100644
--- a/app/views/projects/artifacts/_tree_directory.html.haml
+++ b/app/views/projects/artifacts/_tree_directory.html.haml
@@ -1,4 +1,4 @@
-- path_to_directory = browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path: directory.path)
+- path_to_directory = browse_project_job_artifacts_path(@project, @build, path: directory.path)
 
 %tr.tree-item{ 'data-link' => path_to_directory }
   %td.tree-item-file-name
diff --git a/app/views/projects/artifacts/_tree_file.html.haml b/app/views/projects/artifacts/_tree_file.html.haml
index ea0b43b85cf..8edb9be049a 100644
--- a/app/views/projects/artifacts/_tree_file.html.haml
+++ b/app/views/projects/artifacts/_tree_file.html.haml
@@ -1,4 +1,4 @@
-- path_to_file = file_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path: file.path)
+- path_to_file = file_project_job_artifacts_path(@project, @build, path: file.path)
 
 %tr.tree-item{ 'data-link' => path_to_file }
   - blob = file.blob
diff --git a/app/views/projects/artifacts/browse.html.haml b/app/views/projects/artifacts/browse.html.haml
index 961c805dc7c..576e5b385af 100644
--- a/app/views/projects/artifacts/browse.html.haml
+++ b/app/views/projects/artifacts/browse.html.haml
@@ -6,17 +6,17 @@
 .tree-holder
   .nav-block
     .tree-controls
-      = link_to download_namespace_project_job_artifacts_path(@project.namespace, @project, @build),
+      = link_to download_project_job_artifacts_path(@project, @build),
         rel: 'nofollow', download: '', class: 'btn btn-default download' do
         = icon('download')
         Download artifacts archive
 
     %ul.breadcrumb.repo-breadcrumb
       %li
-        = link_to 'Artifacts', browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build)
+        = link_to 'Artifacts', browse_project_job_artifacts_path(@project, @build)
       - path_breadcrumbs do |title, path|
         %li
-          = link_to truncate(title, length: 40), browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path)
+          = link_to truncate(title, length: 40), browse_project_job_artifacts_path(@project, @build, path)
 
   .tree-content-holder
     %table.table.tree-table
diff --git a/app/views/projects/artifacts/file.html.haml b/app/views/projects/artifacts/file.html.haml
index b25c7c95196..18e86ac5a92 100644
--- a/app/views/projects/artifacts/file.html.haml
+++ b/app/views/projects/artifacts/file.html.haml
@@ -7,15 +7,15 @@
   .nav-block
     %ul.breadcrumb.repo-breadcrumb
       %li
-        = link_to 'Artifacts', browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build)
+        = link_to 'Artifacts', browse_project_job_artifacts_path(@project, @build)
       - path_breadcrumbs do |title, path|
         - title = truncate(title, length: 40)
         %li
           - if path == @path
-            = link_to file_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path) do
+            = link_to file_project_job_artifacts_path(@project, @build, path) do
               %strong= title
           - else
-            = link_to title, browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build, path)
+            = link_to title, browse_project_job_artifacts_path(@project, @build, path)
 
 
   %article.file-holder
diff --git a/app/views/projects/blame/show.html.haml b/app/views/projects/blame/show.html.haml
index 3627f72f5e1..f11afe8fc22 100644
--- a/app/views/projects/blame/show.html.haml
+++ b/app/views/projects/blame/show.html.haml
@@ -22,9 +22,9 @@
                   = author_avatar(commit, size: 36)
                   .commit-row-title
                     %strong
-                      = link_to_gfm truncate(commit.title, length: 35), namespace_project_commit_path(@project.namespace, @project, commit.id), class: "cdark"
+                      = link_to_gfm truncate(commit.title, length: 35), project_commit_path(@project, commit.id), class: "cdark"
                     .pull-right
-                      = link_to commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit), class: "commit-sha"
+                      = link_to commit.short_id, project_commit_path(@project, commit), class: "commit-sha"
                     &nbsp;
                   .light
                     = commit_author_link(commit, avatar: false)
diff --git a/app/views/projects/blob/_breadcrumb.html.haml b/app/views/projects/blob/_breadcrumb.html.haml
index 2c944b516a4..1c148de9678 100644
--- a/app/views/projects/blob/_breadcrumb.html.haml
+++ b/app/views/projects/blob/_breadcrumb.html.haml
@@ -6,16 +6,16 @@
 
     %ul.breadcrumb.repo-breadcrumb
       %li
-        = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
+        = link_to project_tree_path(@project, @ref) do
           = @project.path
       - path_breadcrumbs do |title, path|
         - title = truncate(title, length: 40)
         %li
           - if path == @path
-            = link_to namespace_project_blob_path(@project.namespace, @project, tree_join(@ref, path)) do
+            = link_to project_blob_path(@project, tree_join(@ref, path)) do
               %strong= title
           - else
-            = link_to title, namespace_project_tree_path(@project.namespace, @project, tree_join(@ref, path))
+            = link_to title, project_tree_path(@project, tree_join(@ref, path))
 
   .tree-controls
     = render 'projects/find_file_link'
@@ -24,14 +24,14 @@
       -# only show normal/blame view links for text files
       - if blob.readable_text?
         - if blame
-          = link_to 'Normal view', namespace_project_blob_path(@project.namespace, @project, @id),
+          = link_to 'Normal view', project_blob_path(@project, @id),
               class: 'btn'
         - else
-          = link_to 'Blame', namespace_project_blame_path(@project.namespace, @project, @id),
+          = link_to 'Blame', project_blame_path(@project, @id),
               class: 'btn js-blob-blame-link' unless blob.empty?
 
-      = link_to 'History', namespace_project_commits_path(@project.namespace, @project, @id),
+      = link_to 'History', project_commits_path(@project, @id),
           class: 'btn'
 
-      = link_to 'Permalink', namespace_project_blob_path(@project.namespace, @project,
+      = link_to 'Permalink', project_blob_path(@project,
           tree_join(@commit.sha, @path)), class: 'btn js-data-file-blob-permalink-url'
diff --git a/app/views/projects/blob/_new_dir.html.haml b/app/views/projects/blob/_new_dir.html.haml
index 40978583e8b..b2959ef6d31 100644
--- a/app/views/projects/blob/_new_dir.html.haml
+++ b/app/views/projects/blob/_new_dir.html.haml
@@ -5,7 +5,7 @@
         %a.close{ href: "#", "data-dismiss" => "modal" } ×
         %h3.page-title= _('Create New Directory')
       .modal-body
-        = form_tag namespace_project_create_dir_path(@project.namespace, @project, @id), method: :post, remote: false, class: 'form-horizontal js-create-dir-form js-quick-submit js-requires-input' do
+        = form_tag project_create_dir_path(@project, @id), method: :post, remote: false, class: 'form-horizontal js-create-dir-form js-quick-submit js-requires-input' do
           .form-group
             = label_tag :dir_name, _('Directory name'), class: 'control-label'
             .col-sm-10
diff --git a/app/views/projects/blob/_remove.html.haml b/app/views/projects/blob/_remove.html.haml
index c8ca0406213..6a4a657fa8c 100644
--- a/app/views/projects/blob/_remove.html.haml
+++ b/app/views/projects/blob/_remove.html.haml
@@ -6,7 +6,7 @@
         %h3.page-title Delete #{@blob.name}
 
       .modal-body
-        = form_tag namespace_project_blob_path(@project.namespace, @project, @id), method: :delete, class: 'form-horizontal js-delete-blob-form js-quick-submit js-requires-input' do
+        = form_tag project_blob_path(@project, @id), method: :delete, class: 'form-horizontal js-delete-blob-form js-quick-submit js-requires-input' do
           = render 'shared/new_commit_form', placeholder: "Delete #{@blob.name}"
 
           .form-group
diff --git a/app/views/projects/blob/edit.html.haml b/app/views/projects/blob/edit.html.haml
index 4af62461151..f8cb612a2b4 100644
--- a/app/views/projects/blob/edit.html.haml
+++ b/app/views/projects/blob/edit.html.haml
@@ -9,7 +9,7 @@
   - if @conflict
     .alert.alert-danger
       Someone edited the file the same time you did. Please check out
-      = link_to "the file", namespace_project_blob_path(@project.namespace, @project, tree_join(@branch_name, @file_path)), target: "_blank", rel: 'noopener noreferrer'
+      = link_to "the file", project_blob_path(@project, tree_join(@branch_name, @file_path)), target: "_blank", rel: 'noopener noreferrer'
       and make sure your changes will not unintentionally remove theirs.
   .editor-title-row
     %h3.page-title.blob-edit-page-title
@@ -22,13 +22,13 @@
           Write
 
       %li
-        = link_to '#preview', 'data-preview-url' => namespace_project_preview_blob_path(@project.namespace, @project, @id) do
+        = link_to '#preview', 'data-preview-url' => project_preview_blob_path(@project, @id) do
           = editing_preview_title(@blob.name)
 
-    = form_tag(namespace_project_update_blob_path(@project.namespace, @project, @id), method: :put, class: 'form-horizontal js-quick-submit js-requires-input js-edit-blob-form', data: blob_editor_paths) do
+    = form_tag(project_update_blob_path(@project, @id), method: :put, class: 'form-horizontal js-quick-submit js-requires-input js-edit-blob-form', data: blob_editor_paths) do
       = render 'projects/blob/editor', ref: @ref, path: @path, blob_data: @blob.data
       = render 'shared/new_commit_form', placeholder: "Update #{@blob.name}"
       = hidden_field_tag 'last_commit_sha', @last_commit_sha
       = hidden_field_tag 'content', '', id: "file-content"
       = hidden_field_tag 'from_merge_request_iid', params[:from_merge_request_iid]
-      = render 'projects/commit_button', ref: @ref, cancel_path: namespace_project_blob_path(@project.namespace, @project, @id)
+      = render 'projects/commit_button', ref: @ref, cancel_path: project_blob_path(@project, @id)
diff --git a/app/views/projects/blob/new.html.haml b/app/views/projects/blob/new.html.haml
index 2afb909572a..8620a470041 100644
--- a/app/views/projects/blob/new.html.haml
+++ b/app/views/projects/blob/new.html.haml
@@ -7,10 +7,10 @@
     New file
   = render 'template_selectors'
 .file-editor
-  = form_tag(namespace_project_create_blob_path(@project.namespace, @project, @id), method: :post, class: 'form-horizontal js-edit-blob-form js-new-blob-form js-quick-submit js-requires-input', data: blob_editor_paths) do
+  = form_tag(project_create_blob_path(@project, @id), method: :post, class: 'form-horizontal js-edit-blob-form js-new-blob-form js-quick-submit js-requires-input', data: blob_editor_paths) do
     = render 'projects/blob/editor', ref: @ref
     = render 'shared/new_commit_form', placeholder: "Add new file"
 
     = hidden_field_tag 'content', '', id: 'file-content'
     = render 'projects/commit_button', ref: @ref,
-              cancel_path: namespace_project_tree_path(@project.namespace, @project, @id)
+              cancel_path: project_tree_path(@project, @id)
diff --git a/app/views/projects/blob/show.html.haml b/app/views/projects/blob/show.html.haml
index 41f75a491a5..6e2ae4717cd 100644
--- a/app/views/projects/blob/show.html.haml
+++ b/app/views/projects/blob/show.html.haml
@@ -16,4 +16,4 @@
     = render 'projects/blob/remove'
 
     - title = "Replace #{@blob.name}"
-    = render 'projects/blob/upload', title: title, placeholder: title, button_title: 'Replace file', form_path: namespace_project_update_blob_path(@project.namespace, @project, @id), method: :put
+    = render 'projects/blob/upload', title: title, placeholder: title, button_title: 'Replace file', form_path: project_update_blob_path(@project, @id), method: :put
diff --git a/app/views/projects/blob/viewers/_changelog.html.haml b/app/views/projects/blob/viewers/_changelog.html.haml
index 53921e63b5f..46e3e7f798a 100644
--- a/app/views/projects/blob/viewers/_changelog.html.haml
+++ b/app/views/projects/blob/viewers/_changelog.html.haml
@@ -1,4 +1,4 @@
 = icon('history fw')
 = succeed '.' do
   To find the state of this project's repository at the time of any of these versions, check out
-  = link_to "the tags", namespace_project_tags_path(viewer.project.namespace, viewer.project)
+  = link_to "the tags", project_tags_path(viewer.project)
diff --git a/app/views/projects/blob/viewers/_readme.html.haml b/app/views/projects/blob/viewers/_readme.html.haml
index 334b33faf48..507f44d4745 100644
--- a/app/views/projects/blob/viewers/_readme.html.haml
+++ b/app/views/projects/blob/viewers/_readme.html.haml
@@ -1,4 +1,4 @@
 = icon('info-circle fw')
 = succeed '.' do
   To learn more about this project, read
-  = link_to "the wiki", namespace_project_wikis_path(viewer.project.namespace, viewer.project)
+  = link_to "the wiki", project_wikis_path(viewer.project)
diff --git a/app/views/projects/boards/_show.html.haml b/app/views/projects/boards/_show.html.haml
index 3622720a8b7..07272ea2df1 100644
--- a/app/views/projects/boards/_show.html.haml
+++ b/app/views/projects/boards/_show.html.haml
@@ -4,7 +4,7 @@
 
 - if show_new_nav?
   - content_for :sub_title_before do
-    %li= link_to "Issues", namespace_project_issues_path(@project.namespace, @project)
+    %li= link_to "Issues", project_issues_path(@project)
 
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag 'common_vue'
@@ -34,7 +34,7 @@
       ":key" => "_uid" }
   = render "projects/boards/components/sidebar"
   %board-add-issues-modal{ "blank-state-image" => render('shared/empty_states/icons/issues.svg'),
-    "new-issue-path" => new_namespace_project_issue_path(@project.namespace, @project),
+    "new-issue-path" => new_project_issue_path(@project),
     "milestone-path" => milestones_filter_dropdown_path,
     "label-path" => labels_filter_path,
     ":issue-link-base" => "issueLinkBase",
diff --git a/app/views/projects/boards/components/sidebar/_assignee.html.haml b/app/views/projects/boards/components/sidebar/_assignee.html.haml
index c314573bdea..8d957613be1 100644
--- a/app/views/projects/boards/components/sidebar/_assignee.html.haml
+++ b/app/views/projects/boards/components/sidebar/_assignee.html.haml
@@ -22,7 +22,7 @@
         - dropdown_options = issue_assignees_dropdown_options
         %button.dropdown-menu-toggle.js-user-search.js-author-search.js-multiselect.js-save-user-data.js-issue-board-sidebar{ type: 'button', ref: 'assigneeDropdown', data: { toggle: 'dropdown', field_name: 'issue[assignee_ids][]', first_user: current_user&.username, current_user: 'true', project_id: @project.id, null_user: 'true', multi_select: 'true', 'dropdown-header': dropdown_options[:data][:'dropdown-header'], 'max-select': dropdown_options[:data][:'max-select'] },
           ":data-issuable-id" => "issue.id",
-          ":data-issue-update" => "'#{namespace_project_issues_path(@project.namespace, @project)}/' + issue.id + '.json'" }
+          ":data-issue-update" => "'#{project_issues_path(@project)}/' + issue.id + '.json'" }
           = dropdown_options[:title]
           = icon("chevron-down")
         .dropdown-menu.dropdown-select.dropdown-menu-user.dropdown-menu-selectable.dropdown-menu-author
diff --git a/app/views/projects/boards/components/sidebar/_due_date.html.haml b/app/views/projects/boards/components/sidebar/_due_date.html.haml
index 1a3b88e28c5..f44a9d49a54 100644
--- a/app/views/projects/boards/components/sidebar/_due_date.html.haml
+++ b/app/views/projects/boards/components/sidebar/_due_date.html.haml
@@ -23,7 +23,7 @@
       .dropdown
         %button.dropdown-menu-toggle.js-due-date-select.js-issue-boards-due-date{ type: 'button',
           data: { toggle: 'dropdown', field_name: "issue[due_date]", ability_name: "issue" },
-          ":data-issue-update" => "'#{namespace_project_issues_path(@project.namespace, @project)}/' + issue.id + '.json'" }
+          ":data-issue-update" => "'#{project_issues_path(@project)}/' + issue.id + '.json'" }
           %span.dropdown-toggle-text Due date
           = icon('chevron-down')
         .dropdown-menu.dropdown-menu-due-date
diff --git a/app/views/projects/boards/components/sidebar/_labels.html.haml b/app/views/projects/boards/components/sidebar/_labels.html.haml
index bee0f3dd065..7d0c35fe183 100644
--- a/app/views/projects/boards/components/sidebar/_labels.html.haml
+++ b/app/views/projects/boards/components/sidebar/_labels.html.haml
@@ -19,8 +19,8 @@
         ":value" => "label.id" }
       .dropdown
         %button.dropdown-menu-toggle.js-label-select.js-multiselect.js-issue-board-sidebar{ type: "button",
-          data: { toggle: "dropdown", field_name: "issue[label_names][]", show_no: "true", show_any: "true", project_id: @project.id, labels: namespace_project_labels_path(@project.namespace, @project, :json), namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path) },
-          ":data-issue-update" => "'#{namespace_project_issues_path(@project.namespace, @project)}/' + issue.id + '.json'" }
+          data: { toggle: "dropdown", field_name: "issue[label_names][]", show_no: "true", show_any: "true", project_id: @project.id, labels: project_labels_path(@project, :json), namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path) },
+          ":data-issue-update" => "'#{project_issues_path(@project)}/' + issue.id + '.json'" }
           %span.dropdown-toggle-text
             Label
           = icon('chevron-down')
diff --git a/app/views/projects/boards/components/sidebar/_milestone.html.haml b/app/views/projects/boards/components/sidebar/_milestone.html.haml
index 4e46351bf8a..002e9994ee0 100644
--- a/app/views/projects/boards/components/sidebar/_milestone.html.haml
+++ b/app/views/projects/boards/components/sidebar/_milestone.html.haml
@@ -16,10 +16,10 @@
         name: "issue[milestone_id]",
         "v-if" => "issue.milestone" }
       .dropdown
-        %button.dropdown-menu-toggle.js-milestone-select.js-issue-board-sidebar{ type: "button", data: { toggle: "dropdown", show_no: "true", field_name: "issue[milestone_id]", project_id: @project.id, milestones: namespace_project_milestones_path(@project.namespace, @project, :json), ability_name: "issue", use_id: "true", default_no: "true" },
+        %button.dropdown-menu-toggle.js-milestone-select.js-issue-board-sidebar{ type: "button", data: { toggle: "dropdown", show_no: "true", field_name: "issue[milestone_id]", project_id: @project.id, milestones: project_milestones_path(@project, :json), ability_name: "issue", use_id: "true", default_no: "true" },
           ":data-selected" => "milestoneTitle",
           ":data-issuable-id" => "issue.id",
-          ":data-issue-update" => "'#{namespace_project_issues_path(@project.namespace, @project)}/' + issue.id + '.json'" }
+          ":data-issue-update" => "'#{project_issues_path(@project)}/' + issue.id + '.json'" }
           Milestone
           = icon("chevron-down")
         .dropdown-menu.dropdown-select.dropdown-menu-selectable
diff --git a/app/views/projects/boards/components/sidebar/_notifications.html.haml b/app/views/projects/boards/components/sidebar/_notifications.html.haml
index a08c7f2af09..aaddd7e249f 100644
--- a/app/views/projects/boards/components/sidebar/_notifications.html.haml
+++ b/app/views/projects/boards/components/sidebar/_notifications.html.haml
@@ -1,5 +1,5 @@
 - if current_user
-  .block.light.subscription{ ":data-url" => "'#{namespace_project_issues_path(@project.namespace, @project)}/' + issue.id + '/toggle_subscription'" }
+  .block.light.subscription{ ":data-url" => "'#{project_issues_path(@project)}/' + issue.id + '/toggle_subscription'" }
     %span.issuable-header-text.hide-collapsed.pull-left
       Notifications
     %button.btn.btn-default.pull-right.js-subscribe-button.issuable-subscribe-button.hide-collapsed{ type: "button" }
diff --git a/app/views/projects/branches/_branch.html.haml b/app/views/projects/branches/_branch.html.haml
index 869633e016d..19712a8f1be 100644
--- a/app/views/projects/branches/_branch.html.haml
+++ b/app/views/projects/branches/_branch.html.haml
@@ -6,7 +6,7 @@
 - merge_project = can?(current_user, :create_merge_request, @project) ? @project : (current_user && current_user.fork_of(@project))
 %li{ class: "js-branch-#{branch.name}" }
   %div
-    = link_to namespace_project_tree_path(@project.namespace, @project, branch.name), class: 'item-title str-truncated ref-name' do
+    = link_to project_tree_path(@project, branch.name), class: 'item-title str-truncated ref-name' do
       = icon('code-fork')
       = branch.name
     &nbsp;
@@ -25,7 +25,7 @@
           Merge request
 
       - if branch.name != @repository.root_ref
-        = link_to namespace_project_compare_index_path(@project.namespace, @project, from: @repository.root_ref, to: branch.name), class: "btn btn-default #{'prepend-left-10' unless merge_project}", method: :post, title: "Compare" do
+        = link_to project_compare_index_path(@project, from: @repository.root_ref, to: branch.name), class: "btn btn-default #{'prepend-left-10' unless merge_project}", method: :post, title: "Compare" do
           Compare
 
       = render 'projects/buttons/download', project: @project, ref: branch.name, pipeline: @refs_pipelines[branch.name]
@@ -42,7 +42,7 @@
               title: "Delete protected branch",
               data: { toggle: "modal",
                 target: "#modal-delete-branch",
-                delete_path: namespace_project_branch_path(@project.namespace, @project, branch.name),
+                delete_path: project_branch_path(@project, branch.name),
                 branch_name: branch.name } }
               = icon("trash-o")
           - else
@@ -51,7 +51,7 @@
               title: "Only a project master or owner can delete a protected branch" }
               = icon("trash-o")
         - else
-          = link_to namespace_project_branch_path(@project.namespace, @project, branch.name),
+          = link_to project_branch_path(@project, branch.name),
             class: "btn btn-remove remove-row js-ajax-loading-spinner has-tooltip",
             title: "Delete branch",
             method: :delete,
diff --git a/app/views/projects/branches/_commit.html.haml b/app/views/projects/branches/_commit.html.haml
index ad8f9da0621..18fbb81c167 100644
--- a/app/views/projects/branches/_commit.html.haml
+++ b/app/views/projects/branches/_commit.html.haml
@@ -1,9 +1,9 @@
 .branch-commit
   .icon-container.commit-icon
     = custom_icon("icon_commit")
-  = link_to commit.short_id, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-sha"
+  = link_to commit.short_id, project_commit_path(project, commit.id), class: "commit-sha"
   &middot;
   %span.str-truncated
-    = link_to_gfm commit.title, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-row-message"
+    = link_to_gfm commit.title, project_commit_path(project, commit.id), class: "commit-row-message"
   &middot;
   #{time_ago_with_tooltip(commit.committed_date)}
diff --git a/app/views/projects/branches/index.html.haml b/app/views/projects/branches/index.html.haml
index 4bade77a077..8bc1996452b 100644
--- a/app/views/projects/branches/index.html.haml
+++ b/app/views/projects/branches/index.html.haml
@@ -6,7 +6,7 @@
   .top-area.adjust
     .nav-text
       Protected branches can be managed in
-      = link_to 'project settings', namespace_project_protected_branches_path(@project.namespace, @project)
+      = link_to 'project settings', project_protected_branches_path(@project)
 
     .nav-controls
       = form_tag(filter_branches_path, method: :get) do
@@ -25,9 +25,9 @@
               = link_to title, filter_branches_path(sort: value), class: ("is-active" if @sort == value)
 
       - if can? current_user, :push_code, @project
-        = link_to namespace_project_merged_branches_path(@project.namespace, @project), class: 'btn btn-inverted btn-remove has-tooltip', title: "Delete all branches that are merged into '#{@project.repository.root_ref}'", method: :delete, data: { confirm: "Deleting the merged branches cannot be undone. Are you sure?", container: 'body' } do
+        = link_to project_merged_branches_path(@project), class: 'btn btn-inverted btn-remove has-tooltip', title: "Delete all branches that are merged into '#{@project.repository.root_ref}'", method: :delete, data: { confirm: "Deleting the merged branches cannot be undone. Are you sure?", container: 'body' } do
           Delete merged branches
-        = link_to new_namespace_project_branch_path(@project.namespace, @project), class: 'btn btn-create' do
+        = link_to new_project_branch_path(@project), class: 'btn btn-create' do
           New branch
 
   - if @branches.any?
diff --git a/app/views/projects/branches/new.html.haml b/app/views/projects/branches/new.html.haml
index 5a0eba3551f..03eefcc2b4d 100644
--- a/app/views/projects/branches/new.html.haml
+++ b/app/views/projects/branches/new.html.haml
@@ -27,7 +27,7 @@
       .help-block Existing branch name, tag, or commit SHA
   .form-actions
     = button_tag 'Create branch', class: 'btn btn-create', tabindex: 3
-    = link_to 'Cancel', namespace_project_branches_path(@project.namespace, @project), class: 'btn btn-cancel'
+    = link_to 'Cancel', project_branches_path(@project), class: 'btn btn-cancel'
 
 :javascript
   var availableRefs = #{@project.repository.ref_names.to_json};
diff --git a/app/views/projects/buttons/_download.html.haml b/app/views/projects/buttons/_download.html.haml
index a73ddd5eb33..883922dbf04 100644
--- a/app/views/projects/buttons/_download.html.haml
+++ b/app/views/projects/buttons/_download.html.haml
@@ -10,19 +10,19 @@
       %li.dropdown-header
         #{ _('Source code') }
       %li
-        = link_to archive_namespace_project_repository_path(project.namespace, project, ref: ref, format: 'zip'), rel: 'nofollow', download: '' do
+        = link_to archive_project_repository_path(project, ref: ref, format: 'zip'), rel: 'nofollow', download: '' do
           %i.fa.fa-download
           %span=  _('Download zip')
       %li
-        = link_to archive_namespace_project_repository_path(project.namespace, project, ref: ref, format: 'tar.gz'), rel: 'nofollow', download: '' do
+        = link_to archive_project_repository_path(project, ref: ref, format: 'tar.gz'), rel: 'nofollow', download: '' do
           %i.fa.fa-download
           %span= _('Download tar.gz')
       %li
-        = link_to archive_namespace_project_repository_path(project.namespace, project, ref: ref, format: 'tar.bz2'), rel: 'nofollow', download: '' do
+        = link_to archive_project_repository_path(project, ref: ref, format: 'tar.bz2'), rel: 'nofollow', download: '' do
           %i.fa.fa-download
           %span= _('Download tar.bz2')
       %li
-        = link_to archive_namespace_project_repository_path(project.namespace, project, ref: ref, format: 'tar'), rel: 'nofollow', download: '' do
+        = link_to archive_project_repository_path(project, ref: ref, format: 'tar'), rel: 'nofollow', download: '' do
           %i.fa.fa-download
           %span= _('Download tar')
 
@@ -37,7 +37,7 @@
             %li.dropdown-header Previous Artifacts
           - artifacts.each do |job|
             %li
-              = link_to latest_succeeded_namespace_project_artifacts_path(project.namespace, project, "#{ref}/download", job: job.name), rel: 'nofollow', download: '' do
+              = link_to latest_succeeded_project_artifacts_path(project, "#{ref}/download", job: job.name), rel: 'nofollow', download: '' do
                 %i.fa.fa-download
                 %span
                   #{ s_('DownloadArtifacts|Download') } '#{job.name}'
diff --git a/app/views/projects/buttons/_dropdown.html.haml b/app/views/projects/buttons/_dropdown.html.haml
index aa1a533b5cb..b04d6a1fa5e 100644
--- a/app/views/projects/buttons/_dropdown.html.haml
+++ b/app/views/projects/buttons/_dropdown.html.haml
@@ -10,19 +10,19 @@
 
       - if can_create_issue
         %li
-          = link_to new_namespace_project_issue_path(@project.namespace, @project) do
+          = link_to new_project_issue_path(@project) do
             = icon('exclamation-circle fw')
             #{ _('New issue') }
 
       - if merge_project
         %li
-          = link_to namespace_project_new_merge_request_path(merge_project.namespace, merge_project) do
+          = link_to project_new_merge_request_path(merge_project) do
             = icon('tasks fw')
             #{ _('New merge request') }
 
       - if can_create_snippet
         %li
-          = link_to new_namespace_project_snippet_path(@project.namespace, @project) do
+          = link_to new_project_snippet_path(@project) do
             = icon('file-text-o fw')
             #{ _('New snippet') }
 
@@ -31,28 +31,28 @@
 
       - if can?(current_user, :push_code, @project)
         %li
-          = link_to namespace_project_new_blob_path(@project.namespace, @project, @project.default_branch || 'master') do
+          = link_to project_new_blob_path(@project, @project.default_branch || 'master') do
             = icon('file fw')
             #{ _('New file') }
         %li
-          = link_to new_namespace_project_branch_path(@project.namespace, @project) do
+          = link_to new_project_branch_path(@project) do
             = icon('code-fork fw')
             #{ _('New branch') }
         %li
-          = link_to new_namespace_project_tag_path(@project.namespace, @project) do
+          = link_to new_project_tag_path(@project) do
             = icon('tags fw')
             #{ _('New tag') }
       - elsif current_user && current_user.already_forked?(@project)
         %li
-          = link_to namespace_project_new_blob_path(@project.namespace, @project, @project.default_branch || 'master') do
+          = link_to project_new_blob_path(@project, @project.default_branch || 'master') do
             = icon('file fw')
             #{ _('New file') }
       - elsif can?(current_user, :fork_project, @project)
         %li
-          - continue_params = { to:         namespace_project_new_blob_path(@project.namespace, @project, @project.default_branch || 'master'),
+          - continue_params = { to:         project_new_blob_path(@project, @project.default_branch || 'master'),
                                 notice:     edit_in_new_fork_notice,
                                 notice_now: edit_in_new_fork_notice_now }
-          - fork_path = namespace_project_forks_path(@project.namespace, @project, namespace_key:  current_user.namespace.id,
+          - fork_path = project_forks_path(@project, namespace_key:  current_user.namespace.id,
                                                                                   continue:       continue_params)
           = link_to fork_path, method: :post do
             = icon('file fw')
diff --git a/app/views/projects/buttons/_fork.html.haml b/app/views/projects/buttons/_fork.html.haml
index 42f8c75f57b..f45cc7f0f45 100644
--- a/app/views/projects/buttons/_fork.html.haml
+++ b/app/views/projects/buttons/_fork.html.haml
@@ -5,14 +5,14 @@
         = custom_icon('icon_fork')
         %span= s_('GoToYourFork|Fork')
     - elsif !current_user.can_create_project?
-      = link_to new_namespace_project_fork_path(@project.namespace, @project), title: _('You have reached your project limit'), class: 'btn has-tooltip disabled' do
+      = link_to new_project_fork_path(@project), title: _('You have reached your project limit'), class: 'btn has-tooltip disabled' do
         = custom_icon('icon_fork')
         %span= s_('CreateNewFork|Fork')
     - else
-      = link_to new_namespace_project_fork_path(@project.namespace, @project), class: 'btn' do
+      = link_to new_project_fork_path(@project), class: 'btn' do
         = custom_icon('icon_fork')
         %span= s_('CreateNewFork|Fork')
     .count-with-arrow
       %span.arrow
-      = link_to namespace_project_forks_path(@project.namespace, @project), title: n_('Fork', 'Forks', @project.forks_count), class: 'count' do
+      = link_to project_forks_path(@project), title: n_('Fork', 'Forks', @project.forks_count), class: 'count' do
         = @project.forks_count
diff --git a/app/views/projects/buttons/_star.html.haml b/app/views/projects/buttons/_star.html.haml
index 58413e2fc52..e248676be0d 100644
--- a/app/views/projects/buttons/_star.html.haml
+++ b/app/views/projects/buttons/_star.html.haml
@@ -1,5 +1,5 @@
 - if current_user
-  = link_to toggle_star_namespace_project_path(@project.namespace, @project), { class: 'btn star-btn toggle-star', method: :post, remote: true } do
+  = link_to toggle_star_project_path(@project), { class: 'btn star-btn toggle-star', method: :post, remote: true } do
     - if current_user.starred?(@project)
       = icon('star')
       %span.starred=  _('Unstar')
diff --git a/app/views/projects/ci/builds/_build.html.haml b/app/views/projects/ci/builds/_build.html.haml
index d9f28d66b66..c1842527480 100644
--- a/app/views/projects/ci/builds/_build.html.haml
+++ b/app/views/projects/ci/builds/_build.html.haml
@@ -14,7 +14,7 @@
 
   %td.branch-commit
     - if can?(current_user, :read_build, job)
-      = link_to namespace_project_job_url(job.project.namespace, job.project, job) do
+      = link_to project_job_url(job.project, job) do
         %span.build-link ##{job.id}
     - else
       %span.build-link ##{job.id}
@@ -30,7 +30,7 @@
         = custom_icon("icon_commit")
 
     - if commit_sha
-      = link_to job.short_sha, namespace_project_commit_path(job.project.namespace, job.project, job.sha), class: "commit-sha"
+      = link_to job.short_sha, project_commit_path(job.project, job.sha), class: "commit-sha"
 
     - if job.stuck?
       = icon('warning', class: 'text-warning has-tooltip', title: 'Job is stuck. Check runners.')
@@ -63,7 +63,7 @@
   - if admin
     %td
       - if job.project
-        = link_to job.project.name_with_namespace, admin_namespace_project_path(job.project.namespace, job.project)
+        = link_to job.project.name_with_namespace, admin_project_path(job.project)
     %td
       - if job.try(:runner)
         = runner_link(job.runner)
@@ -95,16 +95,16 @@
   %td
     .pull-right
       - if can?(current_user, :read_build, job) && job.artifacts?
-        = link_to download_namespace_project_job_artifacts_path(job.project.namespace, job.project, job), rel: 'nofollow', download: '', title: 'Download artifacts', class: 'btn btn-build' do
+        = link_to download_project_job_artifacts_path(job.project, job), rel: 'nofollow', download: '', title: 'Download artifacts', class: 'btn btn-build' do
           = icon('download')
       - if can?(current_user, :update_build, job)
         - if job.active?
-          = link_to cancel_namespace_project_job_path(job.project.namespace, job.project, job, return_to: request.original_url), method: :post, title: 'Cancel', class: 'btn btn-build' do
+          = link_to cancel_project_job_path(job.project, job, return_to: request.original_url), method: :post, title: 'Cancel', class: 'btn btn-build' do
             = icon('remove', class: 'cred')
         - elsif allow_retry
           - if job.playable? && !admin && can?(current_user, :update_build, job)
-            = link_to play_namespace_project_job_path(job.project.namespace, job.project, job, return_to: request.original_url), method: :post, title: 'Play', class: 'btn btn-build' do
+            = link_to play_project_job_path(job.project, job, return_to: request.original_url), method: :post, title: 'Play', class: 'btn btn-build' do
               = custom_icon('icon_play')
           - elsif job.retryable?
-            = link_to retry_namespace_project_job_path(job.project.namespace, job.project, job, return_to: request.original_url), method: :post, title: 'Retry', class: 'btn btn-build' do
+            = link_to retry_project_job_path(job.project, job, return_to: request.original_url), method: :post, title: 'Retry', class: 'btn btn-build' do
               = icon('repeat')
diff --git a/app/views/projects/commit/_change.html.haml b/app/views/projects/commit/_change.html.haml
index 2267f123e38..d0a380516f9 100644
--- a/app/views/projects/commit/_change.html.haml
+++ b/app/views/projects/commit/_change.html.haml
@@ -22,7 +22,7 @@
             = label_tag 'start_branch', branch_label, class: 'control-label'
             .col-sm-10
               = hidden_field_tag :start_branch, @project.default_branch, id: 'start_branch'
-              = dropdown_tag(@project.default_branch, options: { title: s_("BranchSwitcherTitle|Switch branch"), filter: true, placeholder: s_("BranchSwitcherPlaceholder|Search branches"), toggle_class: 'js-project-refs-dropdown dynamic', dropdown_class: 'dropdown-menu-selectable', data: { field_name: "start_branch", selected: @project.default_branch, start_branch: @project.default_branch, refs_url: namespace_project_branches_path(@project.namespace, @project), submit_form_on_click: false } })
+              = dropdown_tag(@project.default_branch, options: { title: s_("BranchSwitcherTitle|Switch branch"), filter: true, placeholder: s_("BranchSwitcherPlaceholder|Search branches"), toggle_class: 'js-project-refs-dropdown dynamic', dropdown_class: 'dropdown-menu-selectable', data: { field_name: "start_branch", selected: @project.default_branch, start_branch: @project.default_branch, refs_url: project_branches_path(@project), submit_form_on_click: false } })
 
               - if can?(current_user, :push_code, @project)
                 = render 'shared/new_merge_request_checkbox'
diff --git a/app/views/projects/commit/_ci_menu.html.haml b/app/views/projects/commit/_ci_menu.html.haml
index 8aed88da38b..f3f11b5b405 100644
--- a/app/views/projects/commit/_ci_menu.html.haml
+++ b/app/views/projects/commit/_ci_menu.html.haml
@@ -1,10 +1,10 @@
 %ul.nav-links.no-top.no-bottom.commit-ci-menu
   = nav_link(path: 'commit#show') do
-    = link_to namespace_project_commit_path(@project.namespace, @project, @commit.id) do
+    = link_to project_commit_path(@project, @commit.id) do
       Changes
       %span.badge= @diffs.size
   - if can?(current_user, :read_pipeline, @project)
     = nav_link(path: 'commit#pipelines') do
-      = link_to pipelines_namespace_project_commit_path(@project.namespace, @project, @commit.id) do
+      = link_to pipelines_project_commit_path(@project, @commit.id) do
         Pipelines
         %span.badge= @commit.pipelines.size
diff --git a/app/views/projects/commit/_commit_box.html.haml b/app/views/projects/commit/_commit_box.html.haml
index 7fe44816bae..572c368990e 100644
--- a/app/views/projects/commit/_commit_box.html.haml
+++ b/app/views/projects/commit/_commit_box.html.haml
@@ -21,7 +21,7 @@
       %span.btn.disabled.btn-grouped.hidden-xs.append-right-10
         = icon('comment')
         = @notes_count
-    = link_to namespace_project_tree_path(@project.namespace, @project, @commit), class: "btn btn-default append-right-10 hidden-xs hidden-sm" do
+    = link_to project_tree_path(@project, @commit), class: "btn btn-default append-right-10 hidden-xs hidden-sm" do
       #{ _('Browse files') }
     .dropdown.inline
       %a.btn.btn-default.dropdown-toggle{ data: { toggle: "dropdown" } }
@@ -29,22 +29,22 @@
         = icon('caret-down')
       %ul.dropdown-menu.dropdown-menu-align-right
         %li.visible-xs-block.visible-sm-block
-          = link_to namespace_project_tree_path(@project.namespace, @project, @commit) do
+          = link_to project_tree_path(@project, @commit) do
             _('Browse Files')
         - unless @commit.has_been_reverted?(current_user)
           %li.clearfix
-            = revert_commit_link(@commit, namespace_project_commit_path(@project.namespace, @project, @commit.id), has_tooltip: false)
+            = revert_commit_link(@commit, project_commit_path(@project, @commit.id), has_tooltip: false)
         %li.clearfix
-          = cherry_pick_commit_link(@commit, namespace_project_commit_path(@project.namespace, @project, @commit.id), has_tooltip: false)
+          = cherry_pick_commit_link(@commit, project_commit_path(@project, @commit.id), has_tooltip: false)
         - if can_collaborate_with_project?
           %li.clearfix
-            = link_to s_("CreateTag|Tag"), new_namespace_project_tag_path(@project.namespace, @project, ref: @commit)
+            = link_to s_("CreateTag|Tag"), new_project_tag_path(@project, ref: @commit)
         %li.divider
         %li.dropdown-header
           #{ _('Download') }
         - unless @commit.parents.length > 1
-          %li= link_to s_("DownloadCommit|Email Patches"), namespace_project_commit_path(@project.namespace, @project, @commit, format: :patch)
-        %li= link_to s_("DownloadCommit|Plain Diff"),    namespace_project_commit_path(@project.namespace, @project, @commit, format: :diff)
+          %li= link_to s_("DownloadCommit|Email Patches"), project_commit_path(@project, @commit, format: :patch)
+        %li= link_to s_("DownloadCommit|Plain Diff"),    project_commit_path(@project, @commit, format: :diff)
 
 .commit-box
   %h3.commit-title
@@ -59,7 +59,7 @@
       = custom_icon("icon_commit")
     %span.cgray= n_('parent', 'parents', @commit.parents.count)
     - @commit.parents.each do |parent|
-      = link_to parent.short_id, namespace_project_commit_path(@project.namespace, @project, parent), class: "commit-sha"
+      = link_to parent.short_id, project_commit_path(@project, parent), class: "commit-sha"
     %span.commit-info.branches
       %i.fa.fa-spinner.fa-spin
 
@@ -67,10 +67,10 @@
     - last_pipeline = @commit.last_pipeline
     .well-segment.pipeline-info
       .status-icon-container{ class: "ci-status-icon-#{@commit.status}" }
-        = link_to namespace_project_pipeline_path(@project.namespace, @project, last_pipeline.id) do
+        = link_to project_pipeline_path(@project, last_pipeline.id) do
           = ci_icon_for_status(last_pipeline.status)
       #{ _('Pipeline') }
-      = link_to "##{last_pipeline.id}", namespace_project_pipeline_path(@project.namespace, @project, last_pipeline.id)
+      = link_to "##{last_pipeline.id}", project_pipeline_path(@project, last_pipeline.id)
       = ci_label_for_status(last_pipeline.status)
       - if last_pipeline.stages_count.nonzero?
         #{ n_(s_('Pipeline|with stage'), s_('Pipeline|with stages'), last_pipeline.stages_count) }
@@ -80,4 +80,4 @@
       = time_interval_in_words last_pipeline.duration
 
 :javascript
-  $(".commit-info.branches").load("#{branches_namespace_project_commit_path(@project.namespace, @project, @commit.id)}");
+  $(".commit-info.branches").load("#{branches_project_commit_path(@project, @commit.id)}");
diff --git a/app/views/projects/commit/pipelines.html.haml b/app/views/projects/commit/pipelines.html.haml
index ac93eac41ac..c66ea873dba 100644
--- a/app/views/projects/commit/pipelines.html.haml
+++ b/app/views/projects/commit/pipelines.html.haml
@@ -2,4 +2,4 @@
 
 = render 'commit_box'
 = render 'ci_menu'
-= render 'projects/commit/pipelines_list', endpoint: pipelines_namespace_project_commit_path(@project.namespace, @project, @commit.id)
+= render 'projects/commit/pipelines_list', endpoint: pipelines_project_commit_path(@project, @commit.id)
diff --git a/app/views/projects/commits/_commit.atom.builder b/app/views/projects/commits/_commit.atom.builder
index 1657fb46163..d806acdda13 100644
--- a/app/views/projects/commits/_commit.atom.builder
+++ b/app/views/projects/commits/_commit.atom.builder
@@ -1,6 +1,6 @@
 xml.entry do
-  xml.id      namespace_project_commit_url(@project.namespace, @project, id: commit.id)
-  xml.link    href: namespace_project_commit_url(@project.namespace, @project, id: commit.id)
+  xml.id      project_commit_url(@project, id: commit.id)
+  xml.link    href: project_commit_url(@project, id: commit.id)
   xml.title   truncate(commit.title, length: 80)
   xml.updated commit.committed_date.xmlschema
   xml.media   :thumbnail, width: "40", height: "40", url: image_url(avatar_icon(commit.author_email))
diff --git a/app/views/projects/commits/_commit.html.haml b/app/views/projects/commits/_commit.html.haml
index 8a4ef5a45b3..1033bad0d49 100644
--- a/app/views/projects/commits/_commit.html.haml
+++ b/app/views/projects/commits/_commit.html.haml
@@ -16,7 +16,7 @@
 
     .commit-detail
       .commit-content
-        = link_to_gfm commit.title, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-row-message item-title"
+        = link_to_gfm commit.title, project_commit_path(project, commit.id), class: "commit-row-message item-title"
         %span.commit-row-message.visible-xs-inline
           &middot;
           = commit.short_id
@@ -39,6 +39,6 @@
       .commit-actions.flex-row.hidden-xs
         - if commit.status(ref)
           = render_commit_status(commit, ref: ref)
-        = link_to commit.short_id, namespace_project_commit_path(project.namespace, project, commit), class: "commit-sha btn btn-transparent"
+        = link_to commit.short_id, project_commit_path(project, commit), class: "commit-sha btn btn-transparent"
         = clipboard_button(text: commit.id, title: _("Copy commit SHA to clipboard"))
         = link_to_browse_code(project, commit)
diff --git a/app/views/projects/commits/_head.html.haml b/app/views/projects/commits/_head.html.haml
index ebeaab863bc..e1549baef89 100644
--- a/app/views/projects/commits/_head.html.haml
+++ b/app/views/projects/commits/_head.html.haml
@@ -4,33 +4,33 @@
     .nav-links.sub-nav.scrolling-tabs
       %ul{ class: (container_class) }
         = nav_link(controller: %w(tree blob blame edit_tree new_tree find_file)) do
-          = link_to project_files_path(@project) do
+          = link_to project_tree_path(@project) do
             #{ _('Files') }
 
         = nav_link(controller: [:commit, :commits]) do
-          = link_to namespace_project_commits_path(@project.namespace, @project, current_ref) do
+          = link_to project_commits_path(@project, current_ref) do
             #{ _('Commits') }
 
         = nav_link(html_options: {class: branches_tab_class}) do
-          = link_to namespace_project_branches_path(@project.namespace, @project) do
+          = link_to project_branches_path(@project) do
             #{ _('Branches') }
 
         = nav_link(controller: [:tags, :releases]) do
-          = link_to namespace_project_tags_path(@project.namespace, @project) do
+          = link_to project_tags_path(@project) do
             #{ _('Tags') }
 
         = nav_link(path: 'graphs#show') do
-          = link_to namespace_project_graph_path(@project.namespace, @project, current_ref) do
+          = link_to project_graph_path(@project, current_ref) do
             #{ _('Contributors') }
 
         = nav_link(controller: %w(network)) do
-          = link_to namespace_project_network_path(@project.namespace, @project, current_ref) do
+          = link_to project_network_path(@project, current_ref) do
             #{ s_('ProjectNetworkGraph|Graph') }
 
         = nav_link(controller: :compare) do
-          = link_to namespace_project_compare_index_path(@project.namespace, @project, from: @repository.root_ref, to: current_ref) do
+          = link_to project_compare_index_path(@project, from: @repository.root_ref, to: current_ref) do
             #{ _('Compare') }
 
         = nav_link(path: 'graphs#charts') do
-          = link_to charts_namespace_project_graph_path(@project.namespace, @project, current_ref) do
+          = link_to charts_project_graph_path(@project, current_ref) do
             #{ _('Charts') }
diff --git a/app/views/projects/commits/_inline_commit.html.haml b/app/views/projects/commits/_inline_commit.html.haml
index 5fb89935467..48cefbe45f2 100644
--- a/app/views/projects/commits/_inline_commit.html.haml
+++ b/app/views/projects/commits/_inline_commit.html.haml
@@ -1,8 +1,8 @@
 %li.commit.inline-commit
   .commit-row-title
-    = link_to commit.short_id, namespace_project_commit_path(project.namespace, project, commit), class: "commit-sha"
+    = link_to commit.short_id, project_commit_path(project, commit), class: "commit-sha"
     &nbsp;
     %span.str-truncated
-      = link_to_gfm commit.title, namespace_project_commit_path(project.namespace, project, commit.id), class: "commit-row-message"
+      = link_to_gfm commit.title, project_commit_path(project, commit.id), class: "commit-row-message"
     .pull-right
       #{time_ago_with_tooltip(commit.committed_date)}
diff --git a/app/views/projects/commits/show.atom.builder b/app/views/projects/commits/show.atom.builder
index 9cf792e1721..a9b77631474 100644
--- a/app/views/projects/commits/show.atom.builder
+++ b/app/views/projects/commits/show.atom.builder
@@ -1,7 +1,7 @@
 xml.title   "#{@project.name}:#{@ref} commits"
-xml.link    href: namespace_project_commits_url(@project.namespace, @project, @ref, rss_url_options), rel: "self", type: "application/atom+xml"
-xml.link    href: namespace_project_commits_url(@project.namespace, @project, @ref), rel: "alternate", type: "text/html"
-xml.id      namespace_project_commits_url(@project.namespace, @project, @ref)
+xml.link    href: project_commits_url(@project, @ref, rss_url_options), rel: "self", type: "application/atom+xml"
+xml.link    href: project_commits_url(@project, @ref), rel: "alternate", type: "text/html"
+xml.id      project_commits_url(@project, @ref)
 xml.updated @commits.first.committed_date.xmlschema if @commits.any?
 
 xml << render(@commits) if @commits.any?
diff --git a/app/views/projects/commits/show.html.haml b/app/views/projects/commits/show.html.haml
index 7ed7e441344..b8547c10c73 100644
--- a/app/views/projects/commits/show.html.haml
+++ b/app/views/projects/commits/show.html.haml
@@ -2,7 +2,7 @@
 
 - page_title _("Commits"), @ref
 = content_for :meta_tags do
-  = auto_discovery_link_tag(:atom, namespace_project_commits_url(@project.namespace, @project, @ref, rss_url_options), title: "#{@project.name}:#{@ref} commits")
+  = auto_discovery_link_tag(:atom, project_commits_url(@project, @ref, rss_url_options), title: "#{@project.name}:#{@ref} commits")
 
 = content_for :sub_nav do
   = render "head"
@@ -19,16 +19,16 @@
       .tree-controls.hidden-xs.hidden-sm
         - if @merge_request.present?
           .control
-            = link_to _("View open merge request"), namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'btn'
+            = link_to _("View open merge request"), project_merge_request_path(@project, @merge_request), class: 'btn'
         - elsif create_mr_button?(@repository.root_ref, @ref)
           .control
             = link_to _("Create merge request"), create_mr_path(@repository.root_ref, @ref), class: 'btn btn-success'
 
         .control
-          = form_tag(namespace_project_commits_path(@project.namespace, @project, @id), method: :get, class: 'commits-search-form') do
+          = form_tag(project_commits_path(@project, @id), method: :get, class: 'commits-search-form') do
             = search_field_tag :search, params[:search], { placeholder: _('Filter by commit message'), id: 'commits-search', class: 'form-control search-text-input input-short', spellcheck: false }
         .control
-          = link_to namespace_project_commits_path(@project.namespace, @project, @ref, rss_url_options), title: _("Commits feed"), class: 'btn' do
+          = link_to project_commits_path(@project, @ref, rss_url_options), title: _("Commits feed"), class: 'btn' do
             = icon("rss")
 
   %div{ id: dom_id(@project) }
diff --git a/app/views/projects/compare/_form.html.haml b/app/views/projects/compare/_form.html.haml
index adb724c1b8d..94b7db5eb25 100644
--- a/app/views/projects/compare/_form.html.haml
+++ b/app/views/projects/compare/_form.html.haml
@@ -1,4 +1,4 @@
-= form_tag namespace_project_compare_index_path(@project.namespace, @project), method: :post, class: 'form-inline js-requires-input' do
+= form_tag project_compare_index_path(@project), method: :post, class: 'form-inline js-requires-input' do
   .clearfix
     - if params[:to] && params[:from]
       .compare-switch-container
@@ -7,7 +7,7 @@
       .input-group.inline-input-group
         %span.input-group-addon from
         = hidden_field_tag :from, params[:from]
-        = button_tag type: 'button', title: params[:from], class: "form-control compare-dropdown-toggle js-compare-dropdown has-tooltip git-revision-dropdown-toggle", required: true, data: { refs_url: refs_namespace_project_path(@project.namespace, @project), toggle: "dropdown", target: ".js-compare-from-dropdown", selected: params[:from], field_name: :from } do
+        = button_tag type: 'button', title: params[:from], class: "form-control compare-dropdown-toggle js-compare-dropdown has-tooltip git-revision-dropdown-toggle", required: true, data: { refs_url: refs_project_path(@project), toggle: "dropdown", target: ".js-compare-from-dropdown", selected: params[:from], field_name: :from } do
           .dropdown-toggle-text.str-truncated= params[:from] || 'Select branch/tag'
       = render 'shared/ref_dropdown'
     .compare-ellipsis.inline ...
@@ -15,12 +15,12 @@
       .input-group.inline-input-group
         %span.input-group-addon to
         = hidden_field_tag :to, params[:to]
-        = button_tag type: 'button', title: params[:to], class: "form-control compare-dropdown-toggle js-compare-dropdown has-tooltip git-revision-dropdown-toggle", required: true, data: { refs_url: refs_namespace_project_path(@project.namespace, @project), toggle: "dropdown", target: ".js-compare-to-dropdown", selected: params[:to], field_name: :to } do
+        = button_tag type: 'button', title: params[:to], class: "form-control compare-dropdown-toggle js-compare-dropdown has-tooltip git-revision-dropdown-toggle", required: true, data: { refs_url: refs_project_path(@project), toggle: "dropdown", target: ".js-compare-to-dropdown", selected: params[:to], field_name: :to } do
           .dropdown-toggle-text.str-truncated= params[:to] || 'Select branch/tag'
       = render 'shared/ref_dropdown'
     &nbsp;
     = button_tag "Compare", class: "btn btn-create commits-compare-btn"
     - if @merge_request.present?
-      = link_to "View open merge request", namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'prepend-left-10 btn'
+      = link_to "View open merge request", project_merge_request_path(@project, @merge_request), class: 'prepend-left-10 btn'
     - elsif create_mr_button?
       = link_to "Create merge request", create_mr_path, class: 'prepend-left-10 btn'
diff --git a/app/views/projects/deploy_keys/_index.html.haml b/app/views/projects/deploy_keys/_index.html.haml
index cb98ce04430..45985a5ecef 100644
--- a/app/views/projects/deploy_keys/_index.html.haml
+++ b/app/views/projects/deploy_keys/_index.html.haml
@@ -12,4 +12,4 @@
       Create a new deploy key for this project
     = render @deploy_keys.form_partial_path
     %hr
-    #js-deploy-keys{ data: { endpoint: namespace_project_deploy_keys_path } }
+    #js-deploy-keys{ data: { endpoint: project_deploy_keys_path(@project) } }
diff --git a/app/views/projects/deploy_keys/edit.html.haml b/app/views/projects/deploy_keys/edit.html.haml
index 37219f8d7ae..cd910b82b57 100644
--- a/app/views/projects/deploy_keys/edit.html.haml
+++ b/app/views/projects/deploy_keys/edit.html.haml
@@ -7,4 +7,4 @@
     = render partial: 'shared/deploy_keys/form', locals: { form: f, deploy_key: @deploy_key }
     .form-actions
       = f.submit 'Save changes', class: 'btn-save btn'
-      = link_to 'Cancel', namespace_project_settings_repository_path(@project.namespace, @project), class: 'btn btn-cancel'
+      = link_to 'Cancel', project_settings_repository_path(@project), class: 'btn btn-cancel'
diff --git a/app/views/projects/deployments/_commit.html.haml b/app/views/projects/deployments/_commit.html.haml
index 4502c397d29..4c22166c256 100644
--- a/app/views/projects/deployments/_commit.html.haml
+++ b/app/views/projects/deployments/_commit.html.haml
@@ -6,12 +6,12 @@
       = link_to deployment.ref, project_ref_path(@project, deployment.ref), class: "ref-name"
     .icon-container.commit-icon
       = custom_icon("icon_commit")
-    = link_to deployment.short_sha, namespace_project_commit_path(@project.namespace, @project, deployment.sha), class: "commit-sha"
+    = link_to deployment.short_sha, project_commit_path(@project, deployment.sha), class: "commit-sha"
 
     %p.commit-title.flex-truncate-parent
       %span.flex-truncate-child
         - if commit_title = deployment.commit_title
           = author_avatar(deployment.commit, size: 20)
-          = link_to_gfm commit_title, namespace_project_commit_path(@project.namespace, @project, deployment.sha), class: "commit-row-message"
+          = link_to_gfm commit_title, project_commit_path(@project, deployment.sha), class: "commit-row-message"
         - else
           Cant find HEAD commit for this branch
diff --git a/app/views/projects/diffs/_warning.html.haml b/app/views/projects/diffs/_warning.html.haml
index 402c18c447e..da34a83d8e0 100644
--- a/app/views/projects/diffs/_warning.html.haml
+++ b/app/views/projects/diffs/_warning.html.haml
@@ -3,8 +3,8 @@
     Too many changes to show.
     .pull-right
       - if current_controller?(:commit)
-        = link_to "Plain diff", namespace_project_commit_path(@project.namespace, @project, @commit, format: :diff), class: "btn btn-sm"
-        = link_to "Email patch", namespace_project_commit_path(@project.namespace, @project, @commit, format: :patch), class: "btn btn-sm"
+        = link_to "Plain diff", project_commit_path(@project, @commit, format: :diff), class: "btn btn-sm"
+        = link_to "Email patch", project_commit_path(@project, @commit, format: :patch), class: "btn btn-sm"
       - elsif current_controller?('projects/merge_requests/diffs') && @merge_request&.persisted?
         = link_to "Plain diff", merge_request_path(@merge_request, format: :diff), class: "btn btn-sm"
         = link_to "Email patch", merge_request_path(@merge_request, format: :patch), class: "btn btn-sm"
diff --git a/app/views/projects/diffs/viewers/_image.html.haml b/app/views/projects/diffs/viewers/_image.html.haml
index 19d08181223..33d3dcbeafa 100644
--- a/app/views/projects/diffs/viewers/_image.html.haml
+++ b/app/views/projects/diffs/viewers/_image.html.haml
@@ -15,7 +15,7 @@
     .two-up.view
       %span.wrap
         .frame.deleted
-          %a{ href: namespace_project_blob_path(@project.namespace, @project, tree_join(diff_file.old_content_sha, diff_file.old_path)) }
+          %a{ href: project_blob_path(@project, tree_join(diff_file.old_content_sha, diff_file.old_path)) }
             %img{ src: old_blob_raw_path, alt: diff_file.old_path }
         %p.image-info.hide
           %span.meta-filesize= number_to_human_size(old_blob.size)
@@ -27,7 +27,7 @@
           %span.meta-height
       %span.wrap
         .frame.added
-          %a{ href: namespace_project_blob_path(@project.namespace, @project, tree_join(diff_file.content_sha, diff_file.new_path)) }
+          %a{ href: project_blob_path(@project, tree_join(diff_file.content_sha, diff_file.new_path)) }
             %img{ src: blob_raw_path, alt: diff_file.new_path }
         %p.image-info.hide
           %span.meta-filesize= number_to_human_size(blob.size)
diff --git a/app/views/projects/edit.html.haml b/app/views/projects/edit.html.haml
index 78057facde7..087cb804449 100644
--- a/app/views/projects/edit.html.haml
+++ b/app/views/projects/edit.html.haml
@@ -134,7 +134,7 @@
             .help-block The maximum file size allowed is 200KB.
             - if @project.avatar?
               %hr
-              = link_to 'Remove avatar', namespace_project_avatar_path(@project.namespace, @project), data: { confirm: "Project avatar will be removed. Are you sure?"}, method: :delete, class: "btn btn-remove btn-sm remove-avatar"
+              = link_to 'Remove avatar', project_avatar_path(@project), data: { confirm: "Project avatar will be removed. Are you sure?"}, method: :delete, class: "btn btn-remove btn-sm remove-avatar"
         = f.submit 'Save changes', class: "btn btn-save"
 
   .row.prepend-top-default
@@ -148,7 +148,7 @@
           Runs a number of housekeeping tasks within the current repository,
           such as compressing file revisions and removing unreachable objects.
     .col-lg-8
-      = link_to 'Housekeeping', housekeeping_namespace_project_path(@project.namespace, @project),
+      = link_to 'Housekeeping', housekeeping_project_path(@project),
           method: :post, class: "btn btn-default"
   %hr
   .row.prepend-top-default
@@ -164,12 +164,12 @@
     .col-lg-8
 
       - if @project.export_project_path
-        = link_to 'Download export',  download_export_namespace_project_path(@project.namespace, @project),
+        = link_to 'Download export',  download_export_project_path(@project),
                 rel: 'nofollow', download: '', method: :get, class: "btn btn-default"
-        = link_to 'Generate new export',  generate_new_export_namespace_project_path(@project.namespace, @project),
+        = link_to 'Generate new export',  generate_new_export_project_path(@project),
                 method: :post, class: "btn btn-default"
       - else
-        = link_to 'Export project', export_namespace_project_path(@project.namespace, @project),
+        = link_to 'Export project', export_project_path(@project),
                 method: :post, class: "btn btn-default"
 
       .bs-callout.bs-callout-info
@@ -207,13 +207,13 @@
         - if @project.archived?
           %p
             %strong Once active this project shows up in the search and on the dashboard.
-          = link_to 'Unarchive project', unarchive_namespace_project_path(@project.namespace, @project),
+          = link_to 'Unarchive project', unarchive_project_path(@project),
               data: { confirm: "Are you sure that you want to unarchive this project?\nWhen this project is unarchived it is active and can be committed to again." },
               method: :post, class: "btn btn-success"
         - else
           %p
             %strong Archived projects cannot be committed to!
-          = link_to 'Archive project', archive_namespace_project_path(@project.namespace, @project),
+          = link_to 'Archive project', archive_project_path(@project),
               data: { confirm: "Are you sure that you want to archive this project?\nAn archived project cannot be committed to." },
               method: :post, class: "btn btn-warning"
   %hr
@@ -252,7 +252,7 @@
         %p.append-bottom-0
           Please select the group you want to transfer this project to in the dropdown to the right.
       .col-lg-8
-        = form_for([@project.namespace.becomes(Namespace), @project], url: transfer_namespace_project_path(@project.namespace, @project), method: :put, remote: true, html: { class: 'js-project-transfer-form' } ) do |f|
+        = form_for([@project.namespace.becomes(Namespace), @project], url: transfer_project_path(@project), method: :put, remote: true, html: { class: 'js-project-transfer-form' } ) do |f|
           .form-group
             = label_tag :new_namespace_id, nil, class: 'label-light' do
               %span  Select a new namespace
@@ -276,7 +276,7 @@
             = succeed "." do
               = link_to @project.forked_from_project.name_with_namespace, project_path(@project.forked_from_project)
       .col-lg-8
-        = form_for([@project.namespace.becomes(Namespace), @project], url: remove_fork_namespace_project_path(@project.namespace, @project), method: :delete, remote: true, html: { class: 'transfer-project' }) do |f|
+        = form_for([@project.namespace.becomes(Namespace), @project], url: remove_fork_project_path(@project), method: :delete, remote: true, html: { class: 'transfer-project' }) do |f|
           %p
             %strong Once removed, the fork relationship cannot be restored and you will no longer be able to send merge requests to the source.
           = button_to 'Remove fork relationship', '#', class: "btn btn-remove js-confirm-danger", data: { "confirm-danger-message" => remove_fork_project_message(@project) }
@@ -289,7 +289,7 @@
         %p.append-bottom-0
           Removing the project will delete its repository and all related resources including issues, merge requests etc.
       .col-lg-8
-        = form_tag(namespace_project_path(@project.namespace, @project), method: :delete) do
+        = form_tag(project_path(@project), method: :delete) do
           %p
             %strong Removed projects cannot be restored!
           = button_to 'Remove project', '#', class: "btn btn-remove js-confirm-danger", data: { "confirm-danger-message" => remove_project_message(@project) }
diff --git a/app/views/projects/environments/_form.html.haml b/app/views/projects/environments/_form.html.haml
index 6d040f5cfe6..1605f3a3351 100644
--- a/app/views/projects/environments/_form.html.haml
+++ b/app/views/projects/environments/_form.html.haml
@@ -19,4 +19,4 @@
 
     .form-actions
       = f.submit 'Save', class: 'btn btn-save'
-      = link_to 'Cancel', namespace_project_environments_path(@project.namespace, @project), class: 'btn btn-cancel'
+      = link_to 'Cancel', project_environments_path(@project), class: 'btn btn-cancel'
diff --git a/app/views/projects/environments/_stop.html.haml b/app/views/projects/environments/_stop.html.haml
index 14a2d627203..c35f9af2873 100644
--- a/app/views/projects/environments/_stop.html.haml
+++ b/app/views/projects/environments/_stop.html.haml
@@ -1,5 +1,5 @@
 - if can?(current_user, :create_deployment, environment) && environment.stop_action?
   .inline
-    = link_to stop_namespace_project_environment_path(@project.namespace, @project, environment), method: :post,
+    = link_to stop_project_environment_path(@project, environment), method: :post,
       class: 'btn stop-env-link', rel: 'nofollow', data: { confirm: 'Are you sure you want to stop this environment?' } do
       = icon('stop', class: 'stop-env-icon')
diff --git a/app/views/projects/environments/_terminal_button.html.haml b/app/views/projects/environments/_terminal_button.html.haml
index 97de9c95de7..a6201bdbc42 100644
--- a/app/views/projects/environments/_terminal_button.html.haml
+++ b/app/views/projects/environments/_terminal_button.html.haml
@@ -1,3 +1,3 @@
 - if environment.has_terminals? && can?(current_user, :admin_environment, @project)
-  = link_to terminal_namespace_project_environment_path(@project.namespace, @project, environment), class: 'btn terminal-button' do
+  = link_to terminal_project_environment_path(@project, environment), class: 'btn terminal-button' do
     = icon('terminal')
diff --git a/app/views/projects/environments/index.html.haml b/app/views/projects/environments/index.html.haml
index 80d2b6f5d95..30cdbc5ae04 100644
--- a/app/views/projects/environments/index.html.haml
+++ b/app/views/projects/environments/index.html.haml
@@ -12,6 +12,6 @@
   "can-create-environment" => can?(current_user, :create_environment, @project).to_s,
   "project-environments-path" => project_environments_path(@project),
   "project-stopped-environments-path" => project_environments_path(@project, scope: :stopped),
-  "new-environment-path" => new_namespace_project_environment_path(@project.namespace, @project),
+  "new-environment-path" => new_project_environment_path(@project),
   "help-page-path" => help_page_path("ci/environments"),
   "css-class" => container_class } }
diff --git a/app/views/projects/environments/metrics.html.haml b/app/views/projects/environments/metrics.html.haml
index 3aa41174b74..e9e1ad9ef30 100644
--- a/app/views/projects/environments/metrics.html.haml
+++ b/app/views/projects/environments/metrics.html.haml
@@ -14,8 +14,8 @@
           Environment:
           = link_to @environment.name, environment_path(@environment)
 
-  #prometheus-graphs{ data: { "settings-path": edit_namespace_project_service_path(@project.namespace, @project, 'prometheus'),
+  #prometheus-graphs{ data: { "settings-path": edit_project_service_path(@project, 'prometheus'),
     "documentation-path": help_page_path('administration/monitoring/prometheus/index.md'),
-    "additional-metrics": additional_metrics_namespace_project_environment_path(@project.namespace, @project, @environment, format: :json),
-    "has-metrics": "#{@environment.has_metrics?}", deployment_endpoint: namespace_project_environment_deployments_path(@project.namespace, @project, @environment, format: :json) } }
+    "additional-metrics": additional_metrics_project_environment_path(@project, @environment, format: :json),
+    "has-metrics": "#{@environment.has_metrics?}", deployment_endpoint: project_environment_deployments_path(@project, @environment, format: :json) } }
 
diff --git a/app/views/projects/environments/show.html.haml b/app/views/projects/environments/show.html.haml
index 31e2bb11ce8..0ce0f5465fc 100644
--- a/app/views/projects/environments/show.html.haml
+++ b/app/views/projects/environments/show.html.haml
@@ -12,9 +12,9 @@
         = render 'projects/environments/external_url', environment: @environment
         = render 'projects/environments/metrics_button', environment: @environment
         - if can?(current_user, :update_environment, @environment)
-          = link_to 'Edit', edit_namespace_project_environment_path(@project.namespace, @project, @environment), class: 'btn'
+          = link_to 'Edit', edit_project_environment_path(@project, @environment), class: 'btn'
         - if can?(current_user, :stop_environment, @environment)
-          = link_to 'Stop', stop_namespace_project_environment_path(@project.namespace, @project, @environment), data: { confirm: 'Are you sure you want to stop this environment?' }, class: 'btn btn-danger', method: :post
+          = link_to 'Stop', stop_project_environment_path(@project, @environment), data: { confirm: 'Are you sure you want to stop this environment?' }, class: 'btn btn-danger', method: :post
 
   .environments-container
     - if @deployments.blank?
diff --git a/app/views/projects/environments/terminal.html.haml b/app/views/projects/environments/terminal.html.haml
index 4c4aa0baff3..464135b5ac7 100644
--- a/app/views/projects/environments/terminal.html.haml
+++ b/app/views/projects/environments/terminal.html.haml
@@ -22,4 +22,4 @@
           = render 'projects/deployments/actions', deployment: @environment.last_deployment
 
 .terminal-container{ class: container_class }
-  #terminal{ data: { project_path: "#{terminal_namespace_project_environment_path(@project.namespace, @project, @environment)}.ws" } }
+  #terminal{ data: { project_path: "#{terminal_project_environment_path(@project, @environment)}.ws" } }
diff --git a/app/views/projects/find_file/show.html.haml b/app/views/projects/find_file/show.html.haml
index 8a409541fe5..e3bf48ee47f 100644
--- a/app/views/projects/find_file/show.html.haml
+++ b/app/views/projects/find_file/show.html.haml
@@ -7,7 +7,7 @@
       = render 'shared/ref_switcher', destination: 'find_file', path: @path
     %ul.breadcrumb.repo-breadcrumb
       %li
-        = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
+        = link_to project_tree_path(@project, @ref) do
           = @project.path
       %li.file-finder
         %input#file_find.form-control.file-finder-input{ type: "text", placeholder: _('Find by path'), autocomplete: 'off' }
@@ -20,8 +20,8 @@
 
 :javascript
   var projectFindFile = new ProjectFindFile($(".file-finder-holder"), {
-    url: "#{escape_javascript(namespace_project_files_path(@project.namespace, @project, @ref, @options.merge(format: :json)))}",
-    treeUrl: "#{escape_javascript(namespace_project_tree_path(@project.namespace, @project, @ref))}",
-    blobUrlTemplate: "#{escape_javascript(namespace_project_blob_path(@project.namespace, @project, @id || @commit.id))}"
+    url: "#{escape_javascript(project_files_path(@project, @ref, @options.merge(format: :json)))}",
+    treeUrl: "#{escape_javascript(project_tree_path(@project, @ref))}",
+    blobUrlTemplate: "#{escape_javascript(project_blob_path(@project, @id || @commit.id))}"
   });
   new ShortcutsFindFile(projectFindFile);
diff --git a/app/views/projects/forks/error.html.haml b/app/views/projects/forks/error.html.haml
index 524b77783ef..d365bcd4ecc 100644
--- a/app/views/projects/forks/error.html.haml
+++ b/app/views/projects/forks/error.html.haml
@@ -20,6 +20,6 @@
           = error
 
     %p
-      = link_to new_namespace_project_fork_path(@project.namespace, @project), title: "Fork", class: "btn" do
+      = link_to new_project_fork_path(@project), title: "Fork", class: "btn" do
         %i.fa.fa-code-fork
         Try to fork again
diff --git a/app/views/projects/forks/index.html.haml b/app/views/projects/forks/index.html.haml
index f4aa523b32d..111cbcda266 100644
--- a/app/views/projects/forks/index.html.haml
+++ b/app/views/projects/forks/index.html.haml
@@ -34,7 +34,7 @@
           = custom_icon('icon_fork')
           %span Fork
       - else
-        = link_to new_namespace_project_fork_path(@project.namespace, @project), title: "Fork project", class: 'btn btn-new' do
+        = link_to new_project_fork_path(@project), title: "Fork project", class: 'btn btn-new' do
           = custom_icon('icon_fork')
           %span Fork
 
diff --git a/app/views/projects/forks/new.html.haml b/app/views/projects/forks/new.html.haml
index 5242bc72b71..0f36e1a7353 100644
--- a/app/views/projects/forks/new.html.haml
+++ b/app/views/projects/forks/new.html.haml
@@ -30,7 +30,7 @@
                         = namespace.human_name
                 - else
                   .fork-thumbnail
-                    = link_to namespace_project_forks_path(@project.namespace, @project, namespace_key: namespace.id), method: "POST" do
+                    = link_to project_forks_path(@project, namespace_key: namespace.id), method: "POST" do
                       - if /no_((\w*)_)*avatar/.match(avatar)
                         .no-avatar
                           = icon 'question'
diff --git a/app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml b/app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml
index b23bbadbdb4..b98dc09534f 100644
--- a/app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml
+++ b/app/views/projects/generic_commit_statuses/_generic_commit_status.html.haml
@@ -20,14 +20,14 @@
       - if generic_commit_status.ref
         .icon-container
           = generic_commit_status.tags.any? ? icon('tag') : icon('code-fork')
-        = link_to generic_commit_status.ref, namespace_project_commits_path(generic_commit_status.project.namespace, generic_commit_status.project, generic_commit_status.ref)
+        = link_to generic_commit_status.ref, project_commits_path(generic_commit_status.project, generic_commit_status.ref)
       - else
         .light none
       .icon-container.commit-icon
         = custom_icon("icon_commit")
 
     - if commit_sha
-      = link_to generic_commit_status.short_sha, namespace_project_commit_path(generic_commit_status.project.namespace, generic_commit_status.project, generic_commit_status.sha), class: "commit-sha"
+      = link_to generic_commit_status.short_sha, project_commit_path(generic_commit_status.project, generic_commit_status.sha), class: "commit-sha"
 
     - if retried
       = icon('warning', class: 'text-warning has-tooltip', title: 'Status was retried.')
@@ -53,7 +53,7 @@
   - if admin
     %td
       - if generic_commit_status.project
-        = link_to generic_commit_status.project.name_with_namespace, admin_namespace_project_path(generic_commit_status.project.namespace, generic_commit_status.project)
+        = link_to generic_commit_status.project.name_with_namespace, admin_project_path(generic_commit_status.project)
     %td
       - if generic_commit_status.try(:runner)
         = runner_link(generic_commit_status.runner)
diff --git a/app/views/projects/graphs/show.html.haml b/app/views/projects/graphs/show.html.haml
index 680f8ae6c8f..640e0d689ca 100644
--- a/app/views/projects/graphs/show.html.haml
+++ b/app/views/projects/graphs/show.html.haml
@@ -35,7 +35,7 @@
 :javascript
   $.ajax({
     type: "GET",
-    url: "#{namespace_project_graph_path(@project.namespace, @project, current_ref, format: :json)}",
+    url: "#{project_graph_path(@project, current_ref, format: :json)}",
     dataType: "json",
     success: function (data) {
       var graph = new ContributorsStatGraph();
diff --git a/app/views/projects/hook_logs/_index.html.haml b/app/views/projects/hook_logs/_index.html.haml
index 6962b223451..05b06cfc8b2 100644
--- a/app/views/projects/hook_logs/_index.html.haml
+++ b/app/views/projects/hook_logs/_index.html.haml
@@ -28,7 +28,7 @@
             %td.light
               = time_ago_with_tooltip(hook_log.created_at)
             %td
-              = link_to 'View details', namespace_project_hook_hook_log_path(project.namespace, project, hook, hook_log)
+              = link_to 'View details', project_hook_hook_log_path(project, hook, hook_log)
 
       = paginate hook_logs, theme: 'gitlab'
 
diff --git a/app/views/projects/hook_logs/show.html.haml b/app/views/projects/hook_logs/show.html.haml
index 2eabe92f8eb..ab5a7b117d7 100644
--- a/app/views/projects/hook_logs/show.html.haml
+++ b/app/views/projects/hook_logs/show.html.haml
@@ -6,6 +6,6 @@
       Request details
   .col-lg-9
 
-    = link_to 'Resend Request', retry_namespace_project_hook_hook_log_path(@project.namespace, @project, @hook, @hook_log), class: "btn btn-default pull-right prepend-left-10"
+    = link_to 'Resend Request', retry_project_hook_hook_log_path(@project, @hook, @hook_log), class: "btn btn-default pull-right prepend-left-10"
 
     = render partial: 'shared/hook_logs/content', locals: { hook_log: @hook_log }
diff --git a/app/views/projects/hooks/edit.html.haml b/app/views/projects/hooks/edit.html.haml
index fd382c1d63f..4944e0c8041 100644
--- a/app/views/projects/hooks/edit.html.haml
+++ b/app/views/projects/hooks/edit.html.haml
@@ -9,14 +9,13 @@
       #{link_to 'Webhooks', help_page_path('user/project/integrations/webhooks')} can be
       used for binding events when something is happening within the project.
   .col-lg-9.append-bottom-default
-    = form_for [@project.namespace.becomes(Namespace), @project, @hook], as: :hook, url: namespace_project_hook_path do |f|
+    = form_for [@project.namespace.becomes(Namespace), @project, @hook], as: :hook, url: project_hook_path(@project, @hook) do |f|
       = render partial: 'shared/web_hooks/form', locals: { form: f, hook: @hook }
 
       = f.submit 'Save changes', class: 'btn btn-create'
-      = link_to 'Test hook', test_namespace_project_hook_path(@project.namespace, @project, @hook), class: 'btn btn-default'
-      = link_to 'Remove', namespace_project_hook_path(@project.namespace, @project, @hook), method: :delete, class: 'btn btn-remove pull-right', data: { confirm: 'Are you sure?' }
+      = link_to 'Test hook', test_project_hook_path(@project, @hook), class: 'btn btn-default'
+      = link_to 'Remove', project_hook_path(@project, @hook), method: :delete, class: 'btn btn-remove pull-right', data: { confirm: 'Are you sure?' }
 
 %hr
 
 = render partial: 'projects/hook_logs/index', locals: { hook: @hook, hook_logs: @hook_logs, project: @project }
-
diff --git a/app/views/projects/imports/new.html.haml b/app/views/projects/imports/new.html.haml
index 25a87411cac..778ff91362d 100644
--- a/app/views/projects/imports/new.html.haml
+++ b/app/views/projects/imports/new.html.haml
@@ -12,7 +12,7 @@
         :preserve
           #{h(sanitize_repo_path(@project, @project.import_error))}
 
-= form_for @project, url: namespace_project_import_path(@project.namespace, @project), method: :post, html: { class: 'form-horizontal' } do |f|
+= form_for @project, url: project_import_path(@project), method: :post, html: { class: 'form-horizontal' } do |f|
   = render "shared/import_form", f: f
 
   .form-actions
diff --git a/app/views/projects/issues/_head.html.haml b/app/views/projects/issues/_head.html.haml
index 7a188cb6445..e9f21594a71 100644
--- a/app/views/projects/issues/_head.html.haml
+++ b/app/views/projects/issues/_head.html.haml
@@ -5,29 +5,29 @@
       %ul{ class: (container_class) }
         - if project_nav_tab?(:issues) && !current_controller?(:merge_requests)
           = nav_link(controller: :issues) do
-            = link_to namespace_project_issues_path(@project.namespace, @project), title: 'Issues' do
+            = link_to project_issues_path(@project), title: 'Issues' do
               %span
                 List
 
           = nav_link(controller: :boards) do
-            = link_to namespace_project_boards_path(@project.namespace, @project), title: 'Board' do
+            = link_to project_boards_path(@project), title: 'Board' do
               %span
                 Board
 
         - if project_nav_tab?(:merge_requests) && current_controller?(:merge_requests)
           = nav_link(controller: :merge_requests) do
-            = link_to namespace_project_merge_requests_path(@project.namespace, @project), title: 'Merge Requests' do
+            = link_to project_merge_requests_path(@project), title: 'Merge Requests' do
               %span
                 Merge Requests
 
         - if project_nav_tab? :labels
           = nav_link(controller: :labels) do
-            = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
+            = link_to project_labels_path(@project), title: 'Labels' do
               %span
                 Labels
 
         - if project_nav_tab? :milestones
           = nav_link(controller: :milestones) do
-            = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
+            = link_to project_milestones_path(@project), title: 'Milestones' do
               %span
                 Milestones
diff --git a/app/views/projects/issues/_issue.html.haml b/app/views/projects/issues/_issue.html.haml
index 6a0d96f50cd..7dc35be57a6 100644
--- a/app/views/projects/issues/_issue.html.haml
+++ b/app/views/projects/issues/_issue.html.haml
@@ -24,7 +24,7 @@
           - if issue.milestone
             %span.issuable-milestone.hidden-xs
               &nbsp;
-              = link_to namespace_project_issues_path(issue.project.namespace, issue.project, milestone_title: issue.milestone.title) do
+              = link_to project_issues_path(issue.project, milestone_title: issue.milestone.title) do
                 = icon('clock-o')
                 = issue.milestone.title
           - if issue.due_date
diff --git a/app/views/projects/issues/_issue_by_email.html.haml b/app/views/projects/issues/_issue_by_email.html.haml
index 35b7d1b920c..264032a3a31 100644
--- a/app/views/projects/issues/_issue_by_email.html.haml
+++ b/app/views/projects/issues/_issue_by_email.html.haml
@@ -30,5 +30,5 @@
 
           Anyone who gets ahold of it can create issues as if they were you.
           You should
-          = link_to 'reset it', new_issue_address_namespace_project_path(@project.namespace, @project), class: 'incoming-email-token-reset'
+          = link_to 'reset it', new_issue_address_project_path(@project), class: 'incoming-email-token-reset'
           if that ever happens.
diff --git a/app/views/projects/issues/_merge_requests.html.haml b/app/views/projects/issues/_merge_requests.html.haml
index bda52fe461c..6a567487514 100644
--- a/app/views/projects/issues/_merge_requests.html.haml
+++ b/app/views/projects/issues/_merge_requests.html.haml
@@ -18,7 +18,7 @@
           - unless @issue.project.id == merge_request.target_project.id
             in
             - project = merge_request.target_project
-            = link_to project.name_with_namespace, namespace_project_path(project.namespace, project)
+            = link_to project.name_with_namespace, project_path(project)
 
         - if merge_request.merged?
           %span.merge-request-status.prepend-left-10.merged
diff --git a/app/views/projects/issues/_nav_btns.html.haml b/app/views/projects/issues/_nav_btns.html.haml
index 698959ec74f..756faf4625e 100644
--- a/app/views/projects/issues/_nav_btns.html.haml
+++ b/app/views/projects/issues/_nav_btns.html.haml
@@ -2,10 +2,9 @@
   = icon('rss')
 - if @can_bulk_update
   = button_tag "Edit Issues", class: "btn btn-default append-right-10 js-bulk-update-toggle"
-= link_to "New issue", new_namespace_project_issue_path(@project.namespace,
-                                         @project,
-                                         issue: { assignee_id: issues_finder.assignee.try(:id),
-                                                  milestone_id: issues_finder.milestones.first.try(:id) }),
-                                         class: "btn btn-new",
-                                         title: "New issue",
-                                         id: "new_issue_link"
+= link_to "New issue", new_project_issue_path(@project,
+                                              issue: { assignee_id: issues_finder.assignee.try(:id),
+                                                       milestone_id: issues_finder.milestones.first.try(:id) }),
+                                              class: "btn btn-new",
+                                              title: "New issue",
+                                              id: "new_issue_link"
diff --git a/app/views/projects/issues/_new_branch.html.haml b/app/views/projects/issues/_new_branch.html.haml
index dba092c8844..e1b4a49850a 100644
--- a/app/views/projects/issues/_new_branch.html.haml
+++ b/app/views/projects/issues/_new_branch.html.haml
@@ -1,5 +1,5 @@
 - if can?(current_user, :push_code, @project)
-  .create-mr-dropdown-wrap{ data: { can_create_path: can_create_branch_namespace_project_issue_path(@project.namespace, @project, @issue), create_mr_path: create_merge_request_namespace_project_issue_path(@project.namespace, @project, @issue), create_branch_path: namespace_project_branches_path(@project.namespace, @project, branch_name: @issue.to_branch_name, issue_iid: @issue.iid) } }
+  .create-mr-dropdown-wrap{ data: { can_create_path: can_create_branch_project_issue_path(@project, @issue), create_mr_path: create_merge_request_project_issue_path(@project, @issue), create_branch_path: project_branches_path(@project, branch_name: @issue.to_branch_name, issue_iid: @issue.iid) } }
     .btn-group.unavailable
       %button.btn.btn-grouped{ type: 'button', disabled: 'disabled' }
         = icon('spinner', class: 'fa-spin')
diff --git a/app/views/projects/issues/_related_branches.html.haml b/app/views/projects/issues/_related_branches.html.haml
index 8c9f6f3b4df..1df38db9fd4 100644
--- a/app/views/projects/issues/_related_branches.html.haml
+++ b/app/views/projects/issues/_related_branches.html.haml
@@ -11,4 +11,4 @@
             = render_pipeline_status(pipeline)
         %span.related-branch-info
           %strong
-            = link_to branch, namespace_project_compare_path(@project.namespace, @project, from: @project.default_branch, to: branch), class: "ref-name"
+            = link_to branch, project_compare_path(@project, from: @project.default_branch, to: branch), class: "ref-name"
diff --git a/app/views/projects/issues/index.atom.builder b/app/views/projects/issues/index.atom.builder
index 61346884346..4029926f373 100644
--- a/app/views/projects/issues/index.atom.builder
+++ b/app/views/projects/issues/index.atom.builder
@@ -1,7 +1,7 @@
 xml.title   "#{@project.name} issues"
 xml.link    href: url_for(params), rel: "self", type: "application/atom+xml"
-xml.link    href: namespace_project_issues_url(@project.namespace, @project), rel: "alternate", type: "text/html"
-xml.id      namespace_project_issues_url(@project.namespace, @project)
+xml.link    href: project_issues_url(@project), rel: "alternate", type: "text/html"
+xml.id      project_issues_url(@project)
 xml.updated @issues.first.updated_at.xmlschema if @issues.reorder(nil).any?
 
 xml << render(partial: 'issues/issue', collection: @issues) if @issues.reorder(nil).any?
diff --git a/app/views/projects/issues/index.html.haml b/app/views/projects/issues/index.html.haml
index 89ac5ff7128..aacb057840d 100644
--- a/app/views/projects/issues/index.html.haml
+++ b/app/views/projects/issues/index.html.haml
@@ -33,4 +33,4 @@
       - if new_issue_email
         = render 'issue_by_email', email: new_issue_email
 - else
-  = render 'shared/empty_states/issues', button_path: new_namespace_project_issue_path(@project.namespace, @project)
+  = render 'shared/empty_states/issues', button_path: new_project_issue_path(@project)
diff --git a/app/views/projects/issues/show.html.haml b/app/views/projects/issues/show.html.haml
index d909b0bfbbd..cf8493faba8 100644
--- a/app/views/projects/issues/show.html.haml
+++ b/app/views/projects/issues/show.html.haml
@@ -31,26 +31,26 @@
         %ul
           - if can_update_issue
             %li
-              = link_to 'Edit', edit_namespace_project_issue_path(@project.namespace, @project, @issue), class: 'issuable-edit'
+              = link_to 'Edit', edit_project_issue_path(@project, @issue), class: 'issuable-edit'
             %li
               = link_to 'Close issue', issue_path(@issue, issue: { state_event: :close }, format: 'json'), class: "btn-close #{issue_button_visibility(@issue, true)}", title: 'Close issue'
             %li
               = link_to 'Reopen issue', issue_path(@issue, issue: { state_event: :reopen }, format: 'json'), class: "btn-reopen #{issue_button_visibility(@issue, false)}", title: 'Reopen issue'
           - if can_report_spam
             %li
-              = link_to 'Submit as spam', mark_as_spam_namespace_project_issue_path(@project.namespace, @project, @issue), method: :post, class: 'btn-spam', title: 'Submit as spam'
+              = link_to 'Submit as spam', mark_as_spam_project_issue_path(@project, @issue), method: :post, class: 'btn-spam', title: 'Submit as spam'
           - if can_update_issue || can_report_spam
             %li.divider
           %li
-            = link_to 'New issue', new_namespace_project_issue_path(@project.namespace, @project), title: 'New issue', id: 'new_issue_link'
+            = link_to 'New issue', new_project_issue_path(@project), title: 'New issue', id: 'new_issue_link'
 
     - if can_update_issue
-      = link_to 'Edit', edit_namespace_project_issue_path(@project.namespace, @project, @issue), class: 'hidden-xs hidden-sm btn btn-grouped issuable-edit'
+      = link_to 'Edit', edit_project_issue_path(@project, @issue), class: 'hidden-xs hidden-sm btn btn-grouped issuable-edit'
       = link_to 'Close issue', issue_path(@issue, issue: { state_event: :close }, format: 'json'), class: "hidden-xs hidden-sm btn btn-grouped btn-close #{issue_button_visibility(@issue, true)}", title: 'Close issue'
       = link_to 'Reopen issue', issue_path(@issue, issue: { state_event: :reopen }, format: 'json'), class: "hidden-xs hidden-sm btn btn-grouped btn-reopen #{issue_button_visibility(@issue, false)}", title: 'Reopen issue'
     - if can_report_spam
-      = link_to 'Submit as spam', mark_as_spam_namespace_project_issue_path(@project.namespace, @project, @issue), method: :post, class: 'hidden-xs hidden-sm btn btn-grouped btn-spam', title: 'Submit as spam'
-    = link_to new_namespace_project_issue_path(@project.namespace, @project), class: 'hidden-xs hidden-sm btn btn-grouped new-issue-link btn-new btn-inverted', title: 'New issue', id: 'new_issue_link' do
+      = link_to 'Submit as spam', mark_as_spam_project_issue_path(@project, @issue), method: :post, class: 'hidden-xs hidden-sm btn btn-grouped btn-spam', title: 'Submit as spam'
+    = link_to new_project_issue_path(@project), class: 'hidden-xs hidden-sm btn btn-grouped new-issue-link btn-new btn-inverted', title: 'New issue', id: 'new_issue_link' do
       New issue
 
 .issue-details.issuable-details
@@ -65,10 +65,10 @@
 
       = edited_time_ago_with_tooltip(@issue, placement: 'bottom', html_class: 'issue-edited-ago js-issue-edited-ago')
 
-    #merge-requests{ data: { url: referenced_merge_requests_namespace_project_issue_url(@project.namespace, @project, @issue) } }
+    #merge-requests{ data: { url: referenced_merge_requests_project_issue_url(@project, @issue) } }
       // This element is filled in using JavaScript.
 
-    #related-branches{ data: { url: related_branches_namespace_project_issue_url(@project.namespace, @project, @issue) } }
+    #related-branches{ data: { url: related_branches_project_issue_url(@project, @issue) } }
       // This element is filled in using JavaScript.
 
   .content-block.emoji-block
diff --git a/app/views/projects/jobs/_header.html.haml b/app/views/projects/jobs/_header.html.haml
index ad72ab5b199..d81b8f6bb4c 100644
--- a/app/views/projects/jobs/_header.html.haml
+++ b/app/views/projects/jobs/_header.html.haml
@@ -6,13 +6,13 @@
     = render 'ci/status/badge', status: @build.detailed_status(current_user), link: false, title: @build.status_title
     %strong
       Job
-      = link_to "##{@build.id}", namespace_project_job_path(@project.namespace, @project, @build), class: 'js-build-id'
+      = link_to "##{@build.id}", project_job_path(@project, @build), class: 'js-build-id'
     in pipeline
     %strong
       = link_to "##{pipeline.id}", pipeline_path(pipeline)
     for
     %strong
-      = link_to pipeline.short_sha, namespace_project_commit_path(@project.namespace, @project, pipeline.sha), class: 'commit-sha'
+      = link_to pipeline.short_sha, project_commit_path(@project, pipeline.sha), class: 'commit-sha'
     from
     %strong
       = link_to @build.ref, project_ref_path(@project, @build.ref), class: 'ref-name'
@@ -24,8 +24,8 @@
   - if show_controls
     .nav-controls
       - if can?(current_user, :create_issue, @project) && @build.failed?
-        = link_to "New issue", new_namespace_project_issue_path(@project.namespace, @project, issue: build_failed_issue_options), class: 'btn btn-new btn-inverted'
+        = link_to "New issue", new_project_issue_path(@project, issue: build_failed_issue_options), class: 'btn btn-new btn-inverted'
       - if can?(current_user, :update_build, @build) && @build.retryable?
-        = link_to "Retry job", retry_namespace_project_job_path(@project.namespace, @project, @build), class: 'btn btn-inverted-secondary', method: :post
+        = link_to "Retry job", retry_project_job_path(@project, @build), class: 'btn btn-inverted-secondary', method: :post
     %button.btn.btn-default.pull-right.visible-xs-block.visible-sm-block.build-gutter-toggle.js-sidebar-build-toggle{ role: "button", type: "button" }
       = icon('angle-double-left')
diff --git a/app/views/projects/jobs/_sidebar.html.haml b/app/views/projects/jobs/_sidebar.html.haml
index 93e8a4e385c..bddb587ddc6 100644
--- a/app/views/projects/jobs/_sidebar.html.haml
+++ b/app/views/projects/jobs/_sidebar.html.haml
@@ -26,14 +26,14 @@
         - if @build.artifacts?
           .btn-group.btn-group-justified{ role: :group }
             - if @build.has_expiring_artifacts? && can?(current_user, :update_build, @build)
-              = link_to keep_namespace_project_job_artifacts_path(@project.namespace, @project, @build), class: 'btn btn-sm btn-default', method: :post do
+              = link_to keep_project_job_artifacts_path(@project, @build), class: 'btn btn-sm btn-default', method: :post do
                 Keep
 
-            = link_to download_namespace_project_job_artifacts_path(@project.namespace, @project, @build), rel: 'nofollow', download: '', class: 'btn btn-sm btn-default' do
+            = link_to download_project_job_artifacts_path(@project, @build), rel: 'nofollow', download: '', class: 'btn btn-sm btn-default' do
               Download
 
             - if @build.artifacts_metadata?
-              = link_to browse_namespace_project_job_artifacts_path(@project.namespace, @project, @build), class: 'btn btn-sm btn-default' do
+              = link_to browse_project_job_artifacts_path(@project, @build), class: 'btn btn-sm btn-default' do
                 Browse
 
     - if @build.trigger_request
@@ -58,7 +58,7 @@
     .block
       %p
         Commit
-        = link_to @build.pipeline.short_sha, namespace_project_commit_path(@project.namespace, @project, @build.pipeline.sha), class: 'commit-sha link-commit'
+        = link_to @build.pipeline.short_sha, project_commit_path(@project, @build.pipeline.sha), class: 'commit-sha link-commit'
         = clipboard_button(text: @build.pipeline.short_sha, title: "Copy commit SHA to clipboard")
         - if @build.merge_request
           in
@@ -73,9 +73,9 @@
           %span{ class: "ci-status-icon-#{@build.pipeline.status}" }
             = ci_icon_for_status(@build.pipeline.status)
           Pipeline
-          = link_to "##{@build.pipeline.id}", namespace_project_pipeline_path(@project.namespace, @project, @build.pipeline), class: 'link-commit'
+          = link_to "##{@build.pipeline.id}", project_pipeline_path(@project, @build.pipeline), class: 'link-commit'
           from
-          = link_to "#{@build.pipeline.ref}", namespace_project_branch_path(@project.namespace, @project, @build.pipeline.ref), class: 'link-commit'
+          = link_to "#{@build.pipeline.ref}", project_branch_path(@project, @build.pipeline.ref), class: 'link-commit'
         %button.dropdown-menu-toggle{ type: 'button', 'data-toggle' => 'dropdown' }
           %span.stage-selection More
           = icon('chevron-down')
@@ -88,7 +88,7 @@
     - HasStatus::ORDERED_STATUSES.each do |build_status|
       - builds.select{|build| build.status == build_status}.each do |build|
         .build-job{ class: sidebar_build_class(build, @build), data: { stage: build.stage } }
-          = link_to namespace_project_job_path(@project.namespace, @project, build) do
+          = link_to project_job_path(@project, build) do
             = icon('arrow-right')
             %span{ class: "ci-status-icon-#{build.status}" }
               = ci_icon_for_status(build.status)
diff --git a/app/views/projects/jobs/index.html.haml b/app/views/projects/jobs/index.html.haml
index a33e3978ee1..8604c7d3ea4 100644
--- a/app/views/projects/jobs/index.html.haml
+++ b/app/views/projects/jobs/index.html.haml
@@ -10,7 +10,7 @@
     .nav-controls
       - if can?(current_user, :update_build, @project)
         - if @all_builds.running_or_pending.any?
-          = link_to 'Cancel running', cancel_all_namespace_project_jobs_path(@project.namespace, @project),
+          = link_to 'Cancel running', cancel_all_project_jobs_path(@project),
             data: { confirm: 'Are you sure?' }, class: 'btn btn-danger', method: :post
 
         - unless @repository.gitlab_ci_yml
diff --git a/app/views/projects/jobs/show.html.haml b/app/views/projects/jobs/show.html.haml
index e9bc1068417..fa086413fbe 100644
--- a/app/views/projects/jobs/show.html.haml
+++ b/app/views/projects/jobs/show.html.haml
@@ -21,7 +21,7 @@
 
             %br
             Go to
-            = link_to namespace_project_runners_path(@build.project.namespace, @build.project) do
+            = link_to project_runners_path(@build.project) do
               Runners page
 
     - if @build.starts_environment?
@@ -60,18 +60,18 @@
           Showing last
           %span.js-truncated-info-size.truncated-info-size><
           KiB of log -
-          %a.js-raw-link.raw-link{ href: raw_namespace_project_job_path(@project.namespace, @project, @build) }>< Complete Raw
+          %a.js-raw-link.raw-link{ href: raw_project_job_path(@project, @build) }>< Complete Raw
 
         .controllers
           - if @build.has_trace?
-            = link_to raw_namespace_project_job_path(@project.namespace, @project, @build),
+            = link_to raw_project_job_path(@project, @build),
                     title: 'Show complete raw',
                     data: { placement: 'top', container: 'body' },
                     class: 'js-raw-link-controller has-tooltip controllers-buttons' do
               = icon('file-text-o')
 
           - if can?(current_user, :update_build, @project) && @build.erasable?
-            = link_to erase_namespace_project_job_path(@project.namespace, @project, @build),
+            = link_to erase_project_job_path(@project, @build),
                       method: :post,
                       data: { confirm: 'Are you sure you want to erase this build?', placement: 'top', container: 'body' },
                       title: 'Erase job log',
@@ -93,7 +93,7 @@
 
 .js-build-options{ data: javascript_build_options }
 
-#js-job-details-vue{ data: { endpoint: namespace_project_job_path(@project.namespace, @project, @build, format: :json) } }
+#js-job-details-vue{ data: { endpoint: project_job_path(@project, @build, format: :json) } }
 
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag('common_vue')
diff --git a/app/views/projects/labels/edit.html.haml b/app/views/projects/labels/edit.html.haml
index 7f0059cdcda..84b0b65d1c0 100644
--- a/app/views/projects/labels/edit.html.haml
+++ b/app/views/projects/labels/edit.html.haml
@@ -6,4 +6,4 @@
   %h3.page-title
     Edit Label
   %hr
-  = render 'shared/labels/form', url: namespace_project_label_path(@project.namespace.becomes(Namespace), @project, @label), back_path: namespace_project_labels_path(@project.namespace, @project)
+  = render 'shared/labels/form', url: project_label_path(@project, @label), back_path: project_labels_path(@project)
diff --git a/app/views/projects/labels/index.html.haml b/app/views/projects/labels/index.html.haml
index fc72c4fb635..8fbc4588902 100644
--- a/app/views/projects/labels/index.html.haml
+++ b/app/views/projects/labels/index.html.haml
@@ -11,7 +11,7 @@
 
       .nav-controls
         - if can?(current_user, :admin_label, @project)
-          = link_to new_namespace_project_label_path(@project.namespace, @project), class: "btn btn-new" do
+          = link_to new_project_label_path(@project), class: "btn btn-new" do
             New label
 
     .labels
@@ -20,7 +20,7 @@
         - hide = @available_labels.empty? || (params[:page].present? && params[:page] != '1')
         .prioritized-labels{ class: ('hide' if hide) }
           %h5 Prioritized Labels
-          %ul.content-list.manage-labels-list.js-prioritized-labels{ "data-url" => set_priorities_namespace_project_labels_path(@project.namespace, @project) }
+          %ul.content-list.manage-labels-list.js-prioritized-labels{ "data-url" => set_priorities_project_labels_path(@project) }
             #js-priority-labels-empty-state{ class: "#{'hidden' unless @prioritized_labels.empty?}" }
               = render 'shared/empty_states/priority_labels'
             - if @prioritized_labels.present?
diff --git a/app/views/projects/labels/new.html.haml b/app/views/projects/labels/new.html.haml
index 8f6c085a361..79e90b7ca3b 100644
--- a/app/views/projects/labels/new.html.haml
+++ b/app/views/projects/labels/new.html.haml
@@ -6,4 +6,4 @@
   %h3.page-title
     New Label
   %hr
-  = render 'shared/labels/form', url: namespace_project_labels_path(@project.namespace.becomes(Namespace), @project), back_path: namespace_project_labels_path(@project.namespace, @project)
+  = render 'shared/labels/form', url: project_labels_path(@project), back_path: project_labels_path(@project)
diff --git a/app/views/projects/mattermosts/_no_teams.html.haml b/app/views/projects/mattermosts/_no_teams.html.haml
index aac74a25b75..243dcfdc187 100644
--- a/app/views/projects/mattermosts/_no_teams.html.haml
+++ b/app/views/projects/mattermosts/_no_teams.html.haml
@@ -13,4 +13,4 @@
   and try again.
 %hr
 .clearfix
-  = link_to 'Go back', edit_namespace_project_service_path(@project.namespace, @project, @service), class: 'btn btn-lg pull-right'
+  = link_to 'Go back', edit_project_service_path(@project, @service), class: 'btn btn-lg pull-right'
diff --git a/app/views/projects/mattermosts/_team_selection.html.haml b/app/views/projects/mattermosts/_team_selection.html.haml
index 04bd4e8b683..3bdb5d0adc4 100644
--- a/app/views/projects/mattermosts/_team_selection.html.haml
+++ b/app/views/projects/mattermosts/_team_selection.html.haml
@@ -2,7 +2,7 @@
   This service will be installed on the Mattermost instance at
   %strong= link_to Gitlab.config.mattermost.host, Gitlab.config.mattermost.host
 %hr
-= form_for(:mattermost, method: :post, url: namespace_project_mattermost_path(@project.namespace, @project), html: { class: 'js-requires-input'} ) do |f|
+= form_for(:mattermost, method: :post, url: project_mattermost_path(@project), html: { class: 'js-requires-input'} ) do |f|
   %h4 Team
   %p
     = @teams.one? ? 'The team' : 'Select the team'
@@ -42,5 +42,5 @@
   %hr
   .clearfix
     .pull-right
-      = link_to 'Cancel', edit_namespace_project_service_path(@project.namespace, @project, @service), class: 'btn btn-lg'
+      = link_to 'Cancel', edit_project_service_path(@project, @service), class: 'btn btn-lg'
       = f.submit 'Install', class: 'btn btn-save btn-lg'
diff --git a/app/views/projects/merge_requests/_head.html.haml b/app/views/projects/merge_requests/_head.html.haml
index b7f73fe5339..1e505222887 100644
--- a/app/views/projects/merge_requests/_head.html.haml
+++ b/app/views/projects/merge_requests/_head.html.haml
@@ -4,18 +4,18 @@
     .nav-links.sub-nav.scrolling-tabs
       %ul{ class: (container_class) }
         = nav_link(controller: :merge_requests) do
-          = link_to namespace_project_merge_requests_path(@project.namespace, @project), title: 'Merge Requests' do
+          = link_to project_merge_requests_path(@project), title: 'Merge Requests' do
             %span
               List
 
         - if project_nav_tab? :labels
           = nav_link(controller: :labels) do
-            = link_to namespace_project_labels_path(@project.namespace, @project), title: 'Labels' do
+            = link_to project_labels_path(@project), title: 'Labels' do
               %span
                 Labels
 
         - if project_nav_tab? :milestones
           = nav_link(controller: :milestones) do
-            = link_to namespace_project_milestones_path(@project.namespace, @project), title: 'Milestones' do
+            = link_to project_milestones_path(@project), title: 'Milestones' do
               %span
                 Milestones
diff --git a/app/views/projects/merge_requests/_merge_request.html.haml b/app/views/projects/merge_requests/_merge_request.html.haml
index 3599f2271b5..0a1ebcb8124 100644
--- a/app/views/projects/merge_requests/_merge_request.html.haml
+++ b/app/views/projects/merge_requests/_merge_request.html.haml
@@ -23,7 +23,7 @@
         - if merge_request.milestone
           %span.issuable-milestone.hidden-xs
             &nbsp;
-            = link_to namespace_project_merge_requests_path(merge_request.project.namespace, merge_request.project, milestone_title: merge_request.milestone.title) do
+            = link_to project_merge_requests_path(merge_request.project, milestone_title: merge_request.milestone.title) do
               = icon('clock-o')
               = merge_request.milestone.title
         - if merge_request.target_project.default_branch != merge_request.target_branch
diff --git a/app/views/projects/merge_requests/_mr_title.html.haml b/app/views/projects/merge_requests/_mr_title.html.haml
index d9428b8562e..3182aecd0a8 100644
--- a/app/views/projects/merge_requests/_mr_title.html.haml
+++ b/app/views/projects/merge_requests/_mr_title.html.haml
@@ -28,8 +28,8 @@
             %li{ class: merge_request_button_visibility(@merge_request, false) }
               = link_to 'Reopen', merge_request_path(@merge_request, merge_request: {state_event: :reopen }), method: :put, class: 'reopen-mr-link', title: 'Reopen merge request'
             %li
-              = link_to 'Edit', edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'issuable-edit'
+              = link_to 'Edit', edit_project_merge_request_path(@project, @merge_request), class: 'issuable-edit'
         = link_to 'Close', merge_request_path(@merge_request, merge_request: { state_event: :close }), method: :put, class: "hidden-xs hidden-sm btn btn-grouped btn-close #{merge_request_button_visibility(@merge_request, true)}", title: 'Close merge request'
         = link_to 'Reopen', merge_request_path(@merge_request, merge_request: {state_event: :reopen }), method: :put, class: "hidden-xs hidden-sm btn btn-grouped btn-reopen reopen-mr-link #{merge_request_button_visibility(@merge_request, false)}", title: 'Reopen merge request'
-        = link_to edit_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: "hidden-xs hidden-sm btn btn-grouped issuable-edit" do
+        = link_to edit_project_merge_request_path(@project, @merge_request), class: "hidden-xs hidden-sm btn btn-grouped issuable-edit" do
           Edit
diff --git a/app/views/projects/merge_requests/_pipelines.html.haml b/app/views/projects/merge_requests/_pipelines.html.haml
index 2f1dbe87619..473b7b919c8 100644
--- a/app/views/projects/merge_requests/_pipelines.html.haml
+++ b/app/views/projects/merge_requests/_pipelines.html.haml
@@ -1,4 +1,4 @@
-- endpoint_path = local_assigns[:endpoint] || pipelines_namespace_project_merge_request_path(@project.namespace, @project, @merge_request, format: :json)
+- endpoint_path = local_assigns[:endpoint] || pipelines_project_merge_request_path(@project, @merge_request, format: :json)
 - disable_initialization = local_assigns.fetch(:disable_initialization, false)
 
 = render 'projects/commit/pipelines_list', endpoint: endpoint_path, disable_initialization: disable_initialization
diff --git a/app/views/projects/merge_requests/conflicts.html.haml b/app/views/projects/merge_requests/conflicts.html.haml
index f016b9c13b3..454bc359b6b 100644
--- a/app/views/projects/merge_requests/conflicts.html.haml
+++ b/app/views/projects/merge_requests/conflicts.html.haml
@@ -10,8 +10,8 @@
 
 = render 'shared/issuable/sidebar', issuable: @merge_request
 
-#conflicts{ "v-cloak" => "true", data: { conflicts_path: conflicts_namespace_project_merge_request_path(@merge_request.project.namespace, @merge_request.project, @merge_request, format: :json),
-    resolve_conflicts_path: resolve_conflicts_namespace_project_merge_request_path(@merge_request.project.namespace, @merge_request.project, @merge_request) } }
+#conflicts{ "v-cloak" => "true", data: { conflicts_path: conflicts_project_merge_request_path(@merge_request.project, @merge_request, format: :json),
+    resolve_conflicts_path: resolve_conflicts_project_merge_request_path(@merge_request.project, @merge_request) } }
   .loading{ "v-if" => "isLoading" }
     %i.fa.fa-spinner.fa-spin
 
diff --git a/app/views/projects/merge_requests/conflicts/_submit_form.html.haml b/app/views/projects/merge_requests/conflicts/_submit_form.html.haml
index e675e1830d0..13026b7566a 100644
--- a/app/views/projects/merge_requests/conflicts/_submit_form.html.haml
+++ b/app/views/projects/merge_requests/conflicts/_submit_form.html.haml
@@ -13,4 +13,4 @@
           %button.btn.btn-success.js-submit-button{ type: "button", "@click" => "commit()", ":disabled" => "!readyToCommit" }
             %span {{commitButtonText}}
         .col-xs-6.text-right
-          = link_to "Cancel", namespace_project_merge_request_path(@merge_request.project.namespace, @merge_request.project, @merge_request), class: "btn btn-cancel"
+          = link_to "Cancel", project_merge_request_path(@merge_request.project, @merge_request), class: "btn btn-cancel"
diff --git a/app/views/projects/merge_requests/conflicts/show.html.haml b/app/views/projects/merge_requests/conflicts/show.html.haml
index f016b9c13b3..454bc359b6b 100644
--- a/app/views/projects/merge_requests/conflicts/show.html.haml
+++ b/app/views/projects/merge_requests/conflicts/show.html.haml
@@ -10,8 +10,8 @@
 
 = render 'shared/issuable/sidebar', issuable: @merge_request
 
-#conflicts{ "v-cloak" => "true", data: { conflicts_path: conflicts_namespace_project_merge_request_path(@merge_request.project.namespace, @merge_request.project, @merge_request, format: :json),
-    resolve_conflicts_path: resolve_conflicts_namespace_project_merge_request_path(@merge_request.project.namespace, @merge_request.project, @merge_request) } }
+#conflicts{ "v-cloak" => "true", data: { conflicts_path: conflicts_project_merge_request_path(@merge_request.project, @merge_request, format: :json),
+    resolve_conflicts_path: resolve_conflicts_project_merge_request_path(@merge_request.project, @merge_request) } }
   .loading{ "v-if" => "isLoading" }
     %i.fa.fa-spinner.fa-spin
 
diff --git a/app/views/projects/merge_requests/creations/_new_compare.html.haml b/app/views/projects/merge_requests/creations/_new_compare.html.haml
index 7cda326afef..4e5aae496b1 100644
--- a/app/views/projects/merge_requests/creations/_new_compare.html.haml
+++ b/app/views/projects/merge_requests/creations/_new_compare.html.haml
@@ -1,7 +1,7 @@
 %h3.page-title
   New Merge Request
 
-= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], url: namespace_project_new_merge_request_path(@project.namespace, @project), method: :get, html: { class: "merge-request-form form-inline js-requires-input" } do |f|
+= form_for [@project.namespace.becomes(Namespace), @project, @merge_request], url: project_new_merge_request_path(@project), method: :get, html: { class: "merge-request-form form-inline js-requires-input" } do |f|
   .hide.alert.alert-danger.mr-compare-errors
   .merge-request-branches.row
     .col-md-6
@@ -69,7 +69,7 @@
 
 :javascript
   new Compare({
-    targetProjectUrl: "#{namespace_project_new_merge_request_update_branches_path(@source_project.namespace, @source_project)}",
-    sourceBranchUrl: "#{namespace_project_new_merge_request_branch_from_path(@source_project.namespace, @source_project)}",
-    targetBranchUrl: "#{namespace_project_new_merge_request_branch_to_path(@source_project.namespace, @source_project)}"
+    targetProjectUrl: "#{project_new_merge_request_update_branches_path(@source_project)}",
+    sourceBranchUrl: "#{project_new_merge_request_branch_from_path(@source_project)}",
+    targetBranchUrl: "#{project_new_merge_request_branch_to_path(@source_project)}"
   });
diff --git a/app/views/projects/merge_requests/diffs/_versions.html.haml b/app/views/projects/merge_requests/diffs/_versions.html.haml
index 0999b95c9c9..9f7152b9824 100644
--- a/app/views/projects/merge_requests/diffs/_versions.html.haml
+++ b/app/views/projects/merge_requests/diffs/_versions.html.haml
@@ -77,7 +77,7 @@
         = icon('info-circle')
         Selected versions have different base commits.
         Changes will include
-        = link_to namespace_project_compare_path(@project.namespace, @project, from: @start_version.base_commit_sha, to: @merge_request_diff.base_commit_sha) do
+        = link_to project_compare_path(@project, from: @start_version.base_commit_sha, to: @merge_request_diff.base_commit_sha) do
           new commits
         from
         = succeed '.' do
@@ -94,4 +94,4 @@
         of the diff.
 
         .pull-right
-          = link_to 'Show latest version', diffs_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), class: 'btn btn-sm'
+          = link_to 'Show latest version', diffs_project_merge_request_path(@project, @merge_request), class: 'btn btn-sm'
diff --git a/app/views/projects/merge_requests/index.html.haml b/app/views/projects/merge_requests/index.html.haml
index 6fe44ba3c3d..bfeb746ee83 100644
--- a/app/views/projects/merge_requests/index.html.haml
+++ b/app/views/projects/merge_requests/index.html.haml
@@ -1,7 +1,7 @@
 - @no_container = true
 - @can_bulk_update = can?(current_user, :admin_merge_request, @project)
 - merge_project = can?(current_user, :create_merge_request, @project) ? @project : (current_user && current_user.fork_of(@project))
-- new_merge_request_path = namespace_project_new_merge_request_path(merge_project.namespace, merge_project) if merge_project
+- new_merge_request_path = project_new_merge_request_path(merge_project) if merge_project
 
 - page_title "Merge Requests"
 - unless @project.default_issues_tracker?
diff --git a/app/views/projects/merge_requests/show.html.haml b/app/views/projects/merge_requests/show.html.haml
index dbbf1bde088..13012151349 100644
--- a/app/views/projects/merge_requests/show.html.haml
+++ b/app/views/projects/merge_requests/show.html.haml
@@ -35,21 +35,21 @@
           .nav-links.scrolling-tabs
             %ul.merge-request-tabs
               %li.notes-tab
-                = link_to namespace_project_merge_request_path(@project.namespace, @project, @merge_request), data: { target: 'div#notes', action: 'show', toggle: 'tab' } do
+                = link_to project_merge_request_path(@project, @merge_request), data: { target: 'div#notes', action: 'show', toggle: 'tab' } do
                   Discussion
                   %span.badge= @merge_request.related_notes.user.count
               - if @merge_request.source_project
                 %li.commits-tab
-                  = link_to commits_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), data: { target: 'div#commits', action: 'commits', toggle: 'tab' } do
+                  = link_to commits_project_merge_request_path(@project, @merge_request), data: { target: 'div#commits', action: 'commits', toggle: 'tab' } do
                     Commits
                     %span.badge= @commits_count
               - if @pipelines.any?
                 %li.pipelines-tab
-                  = link_to pipelines_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), data: { target: '#pipelines', action: 'pipelines', toggle: 'tab' } do
+                  = link_to pipelines_project_merge_request_path(@project, @merge_request), data: { target: '#pipelines', action: 'pipelines', toggle: 'tab' } do
                     Pipelines
                     %span.badge= @pipelines.size
               %li.diffs-tab
-                = link_to diffs_namespace_project_merge_request_path(@project.namespace, @project, @merge_request), data: { target: 'div#diffs', action: 'diffs', toggle: 'tab' } do
+                = link_to diffs_project_merge_request_path(@project, @merge_request), data: { target: 'div#diffs', action: 'diffs', toggle: 'tab' } do
                   Changes
                   %span.badge= @merge_request.diff_size
         #resolve-count-app.line-resolve-all-container.prepend-top-10{ "v-cloak" => true }
@@ -76,7 +76,7 @@
         -# This tab is always loaded via AJAX
       #pipelines.pipelines.tab-pane
         - if @pipelines.any?
-          = render 'projects/commit/pipelines_list', disable_initialization: true, endpoint: pipelines_namespace_project_merge_request_path(@project.namespace, @project, @merge_request)
+          = render 'projects/commit/pipelines_list', disable_initialization: true, endpoint: pipelines_project_merge_request_path(@project, @merge_request)
       #diffs.diffs.tab-pane
         -# This tab is always loaded via AJAX
 
diff --git a/app/views/projects/milestones/_form.html.haml b/app/views/projects/milestones/_form.html.haml
index 9a95b2a82ff..2e74b1b83cb 100644
--- a/app/views/projects/milestones/_form.html.haml
+++ b/app/views/projects/milestones/_form.html.haml
@@ -19,7 +19,7 @@
   .form-actions
     - if @milestone.new_record?
       = f.submit 'Create milestone', class: "btn-create btn"
-      = link_to "Cancel", namespace_project_milestones_path(@project.namespace, @project), class: "btn btn-cancel"
+      = link_to "Cancel", project_milestones_path(@project), class: "btn btn-cancel"
     - else
       = f.submit 'Save changes', class: "btn-save btn"
-      = link_to "Cancel", namespace_project_milestone_path(@project.namespace, @project, @milestone), class: "btn btn-cancel"
+      = link_to "Cancel", project_milestone_path(@project, @milestone), class: "btn btn-cancel"
diff --git a/app/views/projects/milestones/_milestone.html.haml b/app/views/projects/milestones/_milestone.html.haml
index 77b566db6b6..bc82b45f902 100644
--- a/app/views/projects/milestones/_milestone.html.haml
+++ b/app/views/projects/milestones/_milestone.html.haml
@@ -1,5 +1,5 @@
 = render 'shared/milestones/milestone',
-          milestone_path: namespace_project_milestone_path(milestone.project.namespace, milestone.project, milestone),
-          issues_path: namespace_project_issues_path(milestone.project.namespace, milestone.project, milestone_title: milestone.title),
-          merge_requests_path: namespace_project_merge_requests_path(milestone.project.namespace, milestone.project, milestone_title: milestone.title),
+          milestone_path: project_milestone_path(milestone.project, milestone),
+          issues_path: project_issues_path(milestone.project, milestone_title: milestone.title),
+          merge_requests_path: project_merge_requests_path(milestone.project, milestone_title: milestone.title),
           milestone: milestone
diff --git a/app/views/projects/milestones/index.html.haml b/app/views/projects/milestones/index.html.haml
index e1096bd1d67..e53fcd6e425 100644
--- a/app/views/projects/milestones/index.html.haml
+++ b/app/views/projects/milestones/index.html.haml
@@ -9,7 +9,7 @@
     .nav-controls
       = render 'shared/milestones_sort_dropdown'
       - if can?(current_user, :admin_milestone, @project)
-        = link_to new_namespace_project_milestone_path(@project.namespace, @project), class: 'btn btn-new', title: 'New milestone' do
+        = link_to new_project_milestone_path(@project), class: 'btn btn-new', title: 'New milestone' do
           New milestone
 
   .milestones
diff --git a/app/views/projects/milestones/show.html.haml b/app/views/projects/milestones/show.html.haml
index 4b692aba11c..0bf0e11c107 100644
--- a/app/views/projects/milestones/show.html.haml
+++ b/app/views/projects/milestones/show.html.haml
@@ -23,14 +23,14 @@
     .milestone-buttons
       - if can?(current_user, :admin_milestone, @project)
         - if @milestone.active?
-          = link_to 'Close milestone', namespace_project_milestone_path(@project.namespace, @project, @milestone, milestone: {state_event: :close }), method: :put, class: "btn btn-close btn-nr btn-grouped"
+          = link_to 'Close milestone', project_milestone_path(@project, @milestone, milestone: {state_event: :close }), method: :put, class: "btn btn-close btn-nr btn-grouped"
         - else
-          = link_to 'Reopen milestone', namespace_project_milestone_path(@project.namespace, @project, @milestone, milestone: {state_event: :activate }), method: :put, class: "btn btn-reopen btn-nr btn-grouped"
+          = link_to 'Reopen milestone', project_milestone_path(@project, @milestone, milestone: {state_event: :activate }), method: :put, class: "btn btn-reopen btn-nr btn-grouped"
 
-        = link_to edit_namespace_project_milestone_path(@project.namespace, @project, @milestone), class: "btn btn-grouped btn-nr" do
+        = link_to edit_project_milestone_path(@project, @milestone), class: "btn btn-grouped btn-nr" do
           Edit
 
-        = link_to namespace_project_milestone_path(@project.namespace, @project, @milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-grouped btn-danger" do
+        = link_to project_milestone_path(@project, @milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-grouped btn-danger" do
           Delete
 
       %a.btn.btn-default.btn-grouped.pull-right.visible-xs-block.js-sidebar-toggle{ href: "#" }
diff --git a/app/views/projects/network/show.html.haml b/app/views/projects/network/show.html.haml
index ed6077f6c6b..e8c26636be9 100644
--- a/app/views/projects/network/show.html.haml
+++ b/app/views/projects/network/show.html.haml
@@ -6,7 +6,7 @@
 %div{ class: container_class }
   .project-network
     .controls
-      = form_tag namespace_project_network_path(@project.namespace, @project, @id), method: :get, class: 'form-inline network-form' do |f|
+      = form_tag project_network_path(@project, @id), method: :get, class: 'form-inline network-form' do |f|
         = text_field_tag :extended_sha1, @options[:extended_sha1], placeholder: "Git revision", class: 'search-input form-control input-mx-250 search-sha'
         = button_tag class: 'btn btn-success' do
           = icon('search')
diff --git a/app/views/projects/no_repo.html.haml b/app/views/projects/no_repo.html.haml
index 1cf286ddc40..ba5845877e5 100644
--- a/app/views/projects/no_repo.html.haml
+++ b/app/views/projects/no_repo.html.haml
@@ -9,12 +9,12 @@
 %hr
 
 .no-repo-actions
-  = link_to namespace_project_repository_path(@project.namespace, @project), method: :post, class: 'btn btn-primary' do
+  = link_to project_repository_path(@project), method: :post, class: 'btn btn-primary' do
     #{ _('Create empty bare repository') }
 
   %strong.prepend-left-10.append-right-10 or
 
-  = link_to new_namespace_project_import_path(@project.namespace, @project), class: 'btn' do
+  = link_to new_project_import_path(@project), class: 'btn' do
     #{ _('Import repository') }
 
 - if can? current_user, :remove_project, @project
diff --git a/app/views/projects/pages/_destroy.haml b/app/views/projects/pages/_destroy.haml
index 42d9ef5ccba..7d6c30b7f8d 100644
--- a/app/views/projects/pages/_destroy.haml
+++ b/app/views/projects/pages/_destroy.haml
@@ -7,6 +7,6 @@
         %p
           Removing the pages will prevent from exposing them to outside world.
         .form-actions
-          = link_to 'Remove pages', namespace_project_pages_path(@project.namespace, @project), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-remove"
+          = link_to 'Remove pages', project_pages_path(@project), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-remove"
   - else
     .nothing-here-block Only the project owner can remove pages
diff --git a/app/views/projects/pages/_list.html.haml b/app/views/projects/pages/_list.html.haml
index 4f2dd1a1398..a85cda407af 100644
--- a/app/views/projects/pages/_list.html.haml
+++ b/app/views/projects/pages/_list.html.haml
@@ -6,8 +6,8 @@
       - @domains.each do |domain|
         %li
           .pull-right
-            = link_to 'Details', namespace_project_pages_domain_path(@project.namespace, @project, domain), class: "btn btn-sm btn-grouped"
-            = link_to 'Remove', namespace_project_pages_domain_path(@project.namespace, @project, domain), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-remove btn-sm btn-grouped"
+            = link_to 'Details', project_pages_domain_path(@project, domain), class: "btn btn-sm btn-grouped"
+            = link_to 'Remove', project_pages_domain_path(@project, domain), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-remove btn-sm btn-grouped"
           .clearfix
             %span= link_to domain.domain, domain.url
           %p
diff --git a/app/views/projects/pages/show.html.haml b/app/views/projects/pages/show.html.haml
index b22a54d75c8..098b0ef56ef 100644
--- a/app/views/projects/pages/show.html.haml
+++ b/app/views/projects/pages/show.html.haml
@@ -5,7 +5,7 @@
   Pages
 
   - if can?(current_user, :update_pages, @project) && (Gitlab.config.pages.external_http || Gitlab.config.pages.external_https)
-    = link_to new_namespace_project_pages_domain_path(@project.namespace, @project), class: 'btn btn-new pull-right', title: 'New Domain' do
+    = link_to new_project_pages_domain_path(@project), class: 'btn btn-new pull-right', title: 'New Domain' do
       %i.fa.fa-plus
       New Domain
 
diff --git a/app/views/projects/pipeline_schedules/_pipeline_schedule.html.haml b/app/views/projects/pipeline_schedules/_pipeline_schedule.html.haml
index 966d6cd8495..08ccd57c81a 100644
--- a/app/views/projects/pipeline_schedules/_pipeline_schedule.html.haml
+++ b/app/views/projects/pipeline_schedules/_pipeline_schedule.html.haml
@@ -9,7 +9,7 @@
     %td
       - if pipeline_schedule.last_pipeline
         .status-icon-container{ class: "ci-status-icon-#{pipeline_schedule.last_pipeline.status}" }
-          = link_to namespace_project_pipeline_path(@project.namespace, @project, pipeline_schedule.last_pipeline.id) do
+          = link_to project_pipeline_path(@project, pipeline_schedule.last_pipeline.id) do
             = ci_icon_for_status(pipeline_schedule.last_pipeline.status)
             %span ##{pipeline_schedule.last_pipeline.id}
       - else
diff --git a/app/views/projects/pipeline_schedules/index.html.haml b/app/views/projects/pipeline_schedules/index.html.haml
index c296152e54f..05fe80e5fed 100644
--- a/app/views/projects/pipeline_schedules/index.html.haml
+++ b/app/views/projects/pipeline_schedules/index.html.haml
@@ -13,7 +13,7 @@
     = render "tabs", schedule_path_proc: schedule_path_proc, all_schedules: @all_schedules, scope: @scope
 
     .nav-controls
-      = link_to new_namespace_project_pipeline_schedule_path(@project.namespace, @project), class: 'btn btn-create' do
+      = link_to new_project_pipeline_schedule_path(@project), class: 'btn btn-create' do
         %span= _('New schedule')
 
   - if @schedules.present?
diff --git a/app/views/projects/pipelines/_head.html.haml b/app/views/projects/pipelines/_head.html.haml
index d2f0cb0806f..ee2f236cec4 100644
--- a/app/views/projects/pipelines/_head.html.haml
+++ b/app/views/projects/pipelines/_head.html.haml
@@ -29,6 +29,6 @@
 
         - if @project.feature_available?(:builds, current_user) && !@project.empty_repo?
           = nav_link(path: 'pipelines#charts') do
-            = link_to charts_namespace_project_pipelines_path(@project.namespace, @project), title: 'Charts', class: 'shortcuts-pipelines-charts' do
+            = link_to charts_project_pipelines_path(@project), title: 'Charts', class: 'shortcuts-pipelines-charts' do
               %span
                 Charts
diff --git a/app/views/projects/pipelines/_info.html.haml b/app/views/projects/pipelines/_info.html.haml
index 673c3370b62..f5149306734 100644
--- a/app/views/projects/pipelines/_info.html.haml
+++ b/app/views/projects/pipelines/_info.html.haml
@@ -26,10 +26,10 @@
   .well-segment.branch-info
     .icon-container.commit-icon
       = custom_icon("icon_commit")
-    = link_to @commit.short_id, namespace_project_commit_path(@project.namespace, @project, @pipeline.sha), class: "commit-sha js-details-short"
+    = link_to @commit.short_id, project_commit_path(@project, @pipeline.sha), class: "commit-sha js-details-short"
     = link_to("#", class: "js-details-expand hidden-xs hidden-sm") do
       %span.text-expander
         \...
     %span.js-details-content.hide
-      = link_to @pipeline.sha, namespace_project_commit_path(@project.namespace, @project, @pipeline.sha), class: "commit-sha commit-hash-full"
+      = link_to @pipeline.sha, project_commit_path(@project, @pipeline.sha), class: "commit-sha commit-hash-full"
     = clipboard_button(text: @pipeline.sha, title: "Copy commit SHA to clipboard")
diff --git a/app/views/projects/pipelines/_with_tabs.html.haml b/app/views/projects/pipelines/_with_tabs.html.haml
index 85550e8fd32..ad61f033a1c 100644
--- a/app/views/projects/pipelines/_with_tabs.html.haml
+++ b/app/views/projects/pipelines/_with_tabs.html.haml
@@ -3,15 +3,15 @@
 .tabs-holder
   %ul.pipelines-tabs.nav-links.no-top.no-bottom
     %li.js-pipeline-tab-link
-      = link_to namespace_project_pipeline_path(@project.namespace, @project, @pipeline), data: { target: 'div#js-tab-pipeline', action: 'pipelines', toggle: 'tab' },  class: 'pipeline-tab' do
+      = link_to project_pipeline_path(@project, @pipeline), data: { target: 'div#js-tab-pipeline', action: 'pipelines', toggle: 'tab' },  class: 'pipeline-tab' do
         Pipeline
     %li.js-builds-tab-link
-      = link_to builds_namespace_project_pipeline_path(@project.namespace, @project, @pipeline), data: {target: 'div#js-tab-builds', action: 'builds', toggle: 'tab' }, class: 'builds-tab' do
+      = link_to builds_project_pipeline_path(@project, @pipeline), data: {target: 'div#js-tab-builds', action: 'builds', toggle: 'tab' }, class: 'builds-tab' do
         Jobs
         %span.badge.js-builds-counter= pipeline.statuses.count
     - if failed_builds.present?
       %li.js-failures-tab-link
-        = link_to failures_namespace_project_pipeline_path(@project.namespace, @project, @pipeline), data: {target: 'div#js-tab-failures', action: 'failures', toggle: 'tab' }, class: 'failures-tab' do
+        = link_to failures_project_pipeline_path(@project, @pipeline), data: {target: 'div#js-tab-failures', action: 'failures', toggle: 'tab' }, class: 'failures-tab' do
           Failed Jobs
           %span.badge.js-failures-counter= failed_builds.count
 
diff --git a/app/views/projects/pipelines/index.html.haml b/app/views/projects/pipelines/index.html.haml
index 38237d2d97d..c1729850cf4 100644
--- a/app/views/projects/pipelines/index.html.haml
+++ b/app/views/projects/pipelines/index.html.haml
@@ -2,10 +2,10 @@
 - page_title "Pipelines"
 = render "projects/pipelines/head"
 
-#pipelines-list-vue{ data: { endpoint: namespace_project_pipelines_path(@project.namespace, @project, format: :json),
+#pipelines-list-vue{ data: { endpoint: project_pipelines_path(@project, format: :json),
   "css-class" => container_class,
   "help-page-path" => help_page_path('ci/quick_start/README'),
-  "new-pipeline-path" => new_namespace_project_pipeline_path(@project.namespace, @project),
+  "new-pipeline-path" => new_project_pipeline_path(@project),
   "can-create-pipeline" => can?(current_user, :create_pipeline, @project).to_s,
   "all-path" =>  project_pipelines_path(@project),
   "pending-path" => project_pipelines_path(@project, scope: :pending),
diff --git a/app/views/projects/pipelines/new.html.haml b/app/views/projects/pipelines/new.html.haml
index 71a8e490c3e..308f2611e02 100644
--- a/app/views/projects/pipelines/new.html.haml
+++ b/app/views/projects/pipelines/new.html.haml
@@ -4,7 +4,7 @@
   New Pipeline
 %hr
 
-= form_for @pipeline, as: :pipeline, url: namespace_project_pipelines_path(@project.namespace, @project), html: { id: "new-pipeline-form", class: "form-horizontal js-new-pipeline-form js-requires-input" } do |f|
+= form_for @pipeline, as: :pipeline, url: project_pipelines_path(@project), html: { id: "new-pipeline-form", class: "form-horizontal js-new-pipeline-form js-requires-input" } do |f|
   = form_errors(@pipeline)
   .form-group
     = f.label :ref, 'Create for', class: 'control-label'
@@ -17,7 +17,7 @@
       .help-block Existing branch name, tag
   .form-actions
     = f.submit 'Create pipeline', class: 'btn btn-create', tabindex: 3
-    = link_to 'Cancel', namespace_project_pipelines_path(@project.namespace, @project), class: 'btn btn-cancel'
+    = link_to 'Cancel', project_pipelines_path(@project), class: 'btn btn-cancel'
 
 :javascript
   var availableRefs = #{@project.repository.ref_names.to_json};
diff --git a/app/views/projects/pipelines/show.html.haml b/app/views/projects/pipelines/show.html.haml
index b39453a50fb..63f85fc69a2 100644
--- a/app/views/projects/pipelines/show.html.haml
+++ b/app/views/projects/pipelines/show.html.haml
@@ -8,7 +8,7 @@
 
   = render "projects/pipelines/with_tabs", pipeline: @pipeline
 
-.js-pipeline-details-vue{ data: { endpoint: namespace_project_pipeline_path(@project.namespace, @project, @pipeline, format: :json) } }
+.js-pipeline-details-vue{ data: { endpoint: project_pipeline_path(@project, @pipeline, format: :json) } }
 
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag('common_vue')
diff --git a/app/views/projects/pipelines_settings/_show.html.haml b/app/views/projects/pipelines_settings/_show.html.haml
index 580129ca809..151d794fa92 100644
--- a/app/views/projects/pipelines_settings/_show.html.haml
+++ b/app/views/projects/pipelines_settings/_show.html.haml
@@ -3,7 +3,7 @@
     %h4.prepend-top-0
       Pipelines
   .col-lg-8
-    = form_for @project, url: namespace_project_pipelines_settings_path(@project.namespace.becomes(Namespace), @project) do |f|
+    = form_for @project, url: project_pipelines_settings_path(@project) do |f|
       %fieldset.builds-feature
         - unless @repository.gitlab_ci_yml
           .form-group
diff --git a/app/views/projects/project_members/_new_project_member.html.haml b/app/views/projects/project_members/_new_project_member.html.haml
index 8bf2246662a..bf5b11ea30c 100644
--- a/app/views/projects/project_members/_new_project_member.html.haml
+++ b/app/views/projects/project_members/_new_project_member.html.haml
@@ -1,6 +1,6 @@
 .row
   .col-sm-12
-    = form_for @project_member, as: :project_member, url: namespace_project_project_members_path(@project.namespace, @project), html: { class: 'users-project-form' } do |f|
+    = form_for @project_member, as: :project_member, url: project_project_members_path(@project), html: { class: 'users-project-form' } do |f|
       .form-group
         = label_tag :user_ids, "Select members to invite", class: "label-light"
         = users_select_tag(:user_ids, multiple: true, class: "input-clamp", scope: :all, email_user: true, placeholder: "Search for members to update or invite")
@@ -18,4 +18,4 @@
           = text_field_tag :expires_at, nil, class: 'form-control js-access-expiration-date', placeholder: 'Expiration date'
           %i.clear-icon.js-clear-input
       = f.submit "Add to project", class: "btn btn-create"
-      = link_to "Import", import_namespace_project_project_members_path(@project.namespace, @project), class: "btn btn-default", title: "Import members from another project"
+      = link_to "Import", import_project_project_members_path(@project), class: "btn btn-default", title: "Import members from another project"
diff --git a/app/views/projects/project_members/_new_shared_group.html.haml b/app/views/projects/project_members/_new_shared_group.html.haml
index 643569db646..c10ef648a8f 100644
--- a/app/views/projects/project_members/_new_shared_group.html.haml
+++ b/app/views/projects/project_members/_new_shared_group.html.haml
@@ -1,6 +1,6 @@
 .row
   .col-sm-12
-    = form_tag namespace_project_group_links_path(@project.namespace, @project), class: 'js-requires-input', method: :post do
+    = form_tag project_group_links_path(@project), class: 'js-requires-input', method: :post do
       .form-group
         = label_tag :link_group_id, "Select a group to share with", class: "label-light"
         = groups_select_tag(:link_group_id, data: { skip_groups: @skip_groups }, class: "input-clamp", required: true)
diff --git a/app/views/projects/project_members/_team.html.haml b/app/views/projects/project_members/_team.html.haml
index 7b1a26043e1..7ed467c8841 100644
--- a/app/views/projects/project_members/_team.html.haml
+++ b/app/views/projects/project_members/_team.html.haml
@@ -5,7 +5,7 @@
       %strong
         #{@project.name}
     %span.badge= @project_members.total_count
-    = form_tag namespace_project_settings_members_path(@project.namespace, @project), method: :get, class: 'form-inline member-search-form flex-project-members-form'  do
+    = form_tag project_settings_members_path(@project), method: :get, class: 'form-inline member-search-form flex-project-members-form'  do
       .form-group
         = search_field_tag :search, params[:search], { placeholder: 'Find existing members by name', class: 'form-control', spellcheck: false }
         %button.member-search-btn{ type: "submit", "aria-label" => "Submit search" }
diff --git a/app/views/projects/project_members/import.html.haml b/app/views/projects/project_members/import.html.haml
index 42ce4f8001b..03b33eb2da7 100644
--- a/app/views/projects/project_members/import.html.haml
+++ b/app/views/projects/project_members/import.html.haml
@@ -5,11 +5,11 @@
 %p.light
   Only project members will be imported. Group members will be skipped.
 %hr
-= form_tag apply_import_namespace_project_project_members_path(@project.namespace, @project), method: 'post', class: 'form-horizontal' do
+= form_tag apply_import_project_project_members_path(@project), method: 'post', class: 'form-horizontal' do
   .form-group
     = label_tag :source_project_id, "Project", class: 'control-label'
     .col-sm-10= select_tag(:source_project_id, options_from_collection_for_select(current_user.authorized_projects, :id, :name_with_namespace), prompt: "Select project", class: "select2 lg", required: true)
 
   .form-actions
     = button_tag 'Import project members', class: "btn btn-create"
-    = link_to "Cancel", namespace_project_settings_members_path(@project.namespace, @project), class: "btn btn-cancel"
+    = link_to "Cancel", project_settings_members_path(@project), class: "btn btn-cancel"
diff --git a/app/views/projects/protected_branches/_matching_branch.html.haml b/app/views/projects/protected_branches/_matching_branch.html.haml
index 27896272733..98793d632e6 100644
--- a/app/views/projects/protected_branches/_matching_branch.html.haml
+++ b/app/views/projects/protected_branches/_matching_branch.html.haml
@@ -6,5 +6,5 @@
       %span.label.label-info.prepend-left-5 default
   %td
     - commit = @project.commit(matching_branch.name)
-    = link_to(commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit-sha')
+    = link_to(commit.short_id, project_commit_path(@project, commit.id), class: 'commit-sha')
     = time_ago_with_tooltip(commit.committed_date)
diff --git a/app/views/projects/protected_branches/_protected_branch.html.haml b/app/views/projects/protected_branches/_protected_branch.html.haml
index 0f80de94392..e4dadc42cc0 100644
--- a/app/views/projects/protected_branches/_protected_branch.html.haml
+++ b/app/views/projects/protected_branches/_protected_branch.html.haml
@@ -1,4 +1,4 @@
-%tr.js-protected-branch-edit-form{ data: { url: namespace_project_protected_branch_path(@project.namespace, @project, protected_branch) } }
+%tr.js-protected-branch-edit-form{ data: { url: project_protected_branch_path(@project, protected_branch) } }
   %td
     %span.ref-name= protected_branch.name
 
@@ -7,10 +7,10 @@
   %td
     - if protected_branch.wildcard?
       - matching_branches = protected_branch.matching(repository.branches)
-      = link_to pluralize(matching_branches.count, "matching branch"), namespace_project_protected_branch_path(@project.namespace, @project, protected_branch)
+      = link_to pluralize(matching_branches.count, "matching branch"), project_protected_branch_path(@project, protected_branch)
     - else
       - if commit = protected_branch.commit
-        = link_to(commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit-sha')
+        = link_to(commit.short_id, project_commit_path(@project, commit.id), class: 'commit-sha')
         = time_ago_with_tooltip(commit.committed_date)
       - else
         (branch was removed from repository)
diff --git a/app/views/projects/protected_tags/_matching_tag.html.haml b/app/views/projects/protected_tags/_matching_tag.html.haml
index f17353df122..05f102d1ca3 100644
--- a/app/views/projects/protected_tags/_matching_tag.html.haml
+++ b/app/views/projects/protected_tags/_matching_tag.html.haml
@@ -6,5 +6,5 @@
       %span.label.label-info.prepend-left-5 default
   %td
     - commit = @project.commit(matching_tag.name)
-    = link_to(commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit-sha')
+    = link_to(commit.short_id, project_commit_path(@project, commit.id), class: 'commit-sha')
     = time_ago_with_tooltip(commit.committed_date)
diff --git a/app/views/projects/protected_tags/_protected_tag.html.haml b/app/views/projects/protected_tags/_protected_tag.html.haml
index f11ce0483a9..5162da5e429 100644
--- a/app/views/projects/protected_tags/_protected_tag.html.haml
+++ b/app/views/projects/protected_tags/_protected_tag.html.haml
@@ -1,4 +1,4 @@
-%tr.js-protected-tag-edit-form{ data: { url: namespace_project_protected_tag_path(@project.namespace, @project, protected_tag) } }
+%tr.js-protected-tag-edit-form{ data: { url: project_protected_tag_path(@project, protected_tag) } }
   %td
     %span.ref-name= protected_tag.name
 
@@ -7,10 +7,10 @@
   %td
     - if protected_tag.wildcard?
       - matching_tags = protected_tag.matching(repository.tags)
-      = link_to pluralize(matching_tags.count, "matching tag"), namespace_project_protected_tag_path(@project.namespace, @project, protected_tag)
+      = link_to pluralize(matching_tags.count, "matching tag"), project_protected_tag_path(@project, protected_tag)
     - else
       - if commit = protected_tag.commit
-        = link_to(commit.short_id, namespace_project_commit_path(@project.namespace, @project, commit.id), class: 'commit-sha')
+        = link_to(commit.short_id, project_commit_path(@project, commit.id), class: 'commit-sha')
         = time_ago_with_tooltip(commit.committed_date)
       - else
         (tag was removed from repository)
diff --git a/app/views/projects/registry/repositories/_image.html.haml b/app/views/projects/registry/repositories/_image.html.haml
index dcdc432b654..a0535edafc3 100644
--- a/app/views/projects/registry/repositories/_image.html.haml
+++ b/app/views/projects/registry/repositories/_image.html.haml
@@ -8,7 +8,7 @@
 
     - if can?(current_user, :update_container_image, @project)
       .controls.hidden-xs.pull-right
-        = link_to namespace_project_container_registry_path(@project.namespace, @project, image),
+        = link_to project_container_registry_path(@project, image),
                   class: 'btn btn-remove has-tooltip',
                   title: 'Remove repository',
                   data: { confirm: 'Are you sure?' },
@@ -30,4 +30,3 @@
           = render partial: 'tag', collection: image.tags
     - else
       .nothing-here-block No tags in Container Registry for this container image.
-
diff --git a/app/views/projects/registry/repositories/_tag.html.haml b/app/views/projects/registry/repositories/_tag.html.haml
index 378a23f07e6..0b082a2137f 100644
--- a/app/views/projects/registry/repositories/_tag.html.haml
+++ b/app/views/projects/registry/repositories/_tag.html.haml
@@ -25,7 +25,7 @@
   - if can?(current_user, :update_container_image, @project)
     %td.content
       .controls.hidden-xs.pull-right
-        = link_to namespace_project_registry_repository_tag_path(@project.namespace, @project, tag.repository, tag.name),
+        = link_to project_registry_repository_tag_path(@project, tag.repository, tag.name),
                   method: :delete,
                   class: 'btn btn-remove has-tooltip',
                   title: 'Remove tag',
diff --git a/app/views/projects/releases/edit.html.haml b/app/views/projects/releases/edit.html.haml
index 93ee9382a6e..0a5a38a3694 100644
--- a/app/views/projects/releases/edit.html.haml
+++ b/app/views/projects/releases/edit.html.haml
@@ -10,11 +10,11 @@
         %strong= @tag.name
 
 
-  = form_for(@release, method: :put, url: namespace_project_tag_release_path(@project.namespace, @project, @tag.name), html: { class: 'form-horizontal common-note-form release-form js-quick-submit' }) do |f|
+  = form_for(@release, method: :put, url: project_tag_release_path(@project, @tag.name), html: { class: 'form-horizontal common-note-form release-form js-quick-submit' }) do |f|
     = render layout: 'projects/md_preview', locals: { url: preview_markdown_path(@project), referenced_users: true } do
       = render 'projects/zen', f: f, attr: :description, classes: 'note-textarea', placeholder: "Write your release notes or drag files here..."
       = render 'shared/notes/hints'
     .error-alert
     .prepend-top-default
       = f.submit 'Save changes', class: 'btn btn-save'
-      = link_to "Cancel", namespace_project_tag_path(@project.namespace, @project, @tag.name), class: "btn btn-default btn-cancel"
+      = link_to "Cancel", project_tag_path(@project, @tag.name), class: "btn btn-default btn-cancel"
diff --git a/app/views/projects/remove_fork.js.haml b/app/views/projects/remove_fork.js.haml
index 17b9fecfeb1..6d083c5c516 100644
--- a/app/views/projects/remove_fork.js.haml
+++ b/app/views/projects/remove_fork.js.haml
@@ -1,2 +1,2 @@
 :plain
-    location.href = "#{edit_namespace_project_path(@project.namespace, @project)}";
+    location.href = "#{edit_project_path(@project)}";
diff --git a/app/views/projects/repositories/_feed.html.haml b/app/views/projects/repositories/_feed.html.haml
index d9c39fb87b7..170f9e259df 100644
--- a/app/views/projects/repositories/_feed.html.haml
+++ b/app/views/projects/repositories/_feed.html.haml
@@ -1,7 +1,7 @@
 - commit = update
 %tr
   %td
-    = link_to namespace_project_commits_path(@project.namespace, @project, commit.head.name) do
+    = link_to project_commits_path(@project, commit.head.name) do
       %strong
         = commit.head.name
       - if @project.root_ref?(commit.head.name)
@@ -9,7 +9,7 @@
 
   %td
     %div
-      = link_to namespace_project_commits_path(@project.namespace, @project, commit.id) do
+      = link_to project_commits_path(@project, commit.id) do
         %code= commit.short_id
       = image_tag avatar_icon(commit.author_email), class: "", width: 16, alt: ''
       = markdown(truncate(commit.title, length: 40), pipeline: :single_line, author: commit.author)
diff --git a/app/views/projects/runners/_runner.html.haml b/app/views/projects/runners/_runner.html.haml
index 674f87e8220..abc97bcdff5 100644
--- a/app/views/projects/runners/_runner.html.haml
+++ b/app/views/projects/runners/_runner.html.haml
@@ -9,7 +9,7 @@
         = icon('lock', class: 'has-tooltip', title: 'Locked to current projects')
 
       %small
-        = link_to edit_namespace_project_runner_path(@project.namespace, @project, runner) do
+        = link_to edit_project_runner_path(@project, runner) do
           %i.fa.fa-edit.btn
     - else
       %span.commit-sha
@@ -21,7 +21,7 @@
           = link_to 'Remove Runner', runner_path(runner), data: { confirm: "Are you sure?" }, method: :delete, class: 'btn btn-danger btn-sm'
         - else
           - runner_project = @project.runner_projects.find_by(runner_id: runner)
-          = link_to 'Disable for this project', namespace_project_runner_project_path(@project.namespace, @project, runner_project), data: { confirm: "Are you sure?" }, method: :delete, class: 'btn btn-danger btn-sm'
+          = link_to 'Disable for this project', project_runner_project_path(@project, runner_project), data: { confirm: "Are you sure?" }, method: :delete, class: 'btn btn-danger btn-sm'
       - elsif runner.specific?
         = form_for [@project.namespace.becomes(Namespace), @project, @project.runner_projects.new] do |f|
           = f.hidden_field :runner_id, value: runner.id
diff --git a/app/views/projects/runners/_shared_runners.html.haml b/app/views/projects/runners/_shared_runners.html.haml
index 0671dd66e78..a4e820628f3 100644
--- a/app/views/projects/runners/_shared_runners.html.haml
+++ b/app/views/projects/runners/_shared_runners.html.haml
@@ -9,10 +9,10 @@
     on GitLab.com).
   %hr
   - if @project.shared_runners_enabled?
-    = link_to toggle_shared_runners_namespace_project_runners_path(@project.namespace, @project), class: 'btn btn-warning', method: :post do
+    = link_to toggle_shared_runners_project_runners_path(@project), class: 'btn btn-warning', method: :post do
       Disable shared Runners
   - else
-    = link_to toggle_shared_runners_namespace_project_runners_path(@project.namespace, @project), class: 'btn btn-success', method: :post do
+    = link_to toggle_shared_runners_project_runners_path(@project), class: 'btn btn-success', method: :post do
       Enable shared Runners
   &nbsp; for this project
 
diff --git a/app/views/projects/services/_form.html.haml b/app/views/projects/services/_form.html.haml
index 6dffc026392..7eab428bb2e 100644
--- a/app/views/projects/services/_form.html.haml
+++ b/app/views/projects/services/_form.html.haml
@@ -9,7 +9,7 @@
 
     %p= @service.description
   .col-lg-9
-    = form_for(@service, as: :service, url: namespace_project_service_path(@project.namespace, @project, @service.to_param), method: :put, html: { class: 'gl-show-field-errors form-horizontal js-integration-settings-form', data: { 'can-test' => @service.can_test?, 'test-url' => test_namespace_project_service_path } }) do |form|
+    = form_for(@service, as: :service, url: project_service_path(@project, @service.to_param), method: :put, html: { class: 'gl-show-field-errors form-horizontal js-integration-settings-form', data: { 'can-test' => @service.can_test?, 'test-url' => test_project_service_path(@project, @service) } }) do |form|
       = render 'shared/service_settings', form: form, subject: @service
       .footer-block.row-content-block
         %button.btn.btn-save{ type: 'submit' }
@@ -22,7 +22,7 @@
             - disabled_class = 'disabled'
             - disabled_title = @service.disabled_title
 
-        = link_to 'Cancel', namespace_project_settings_integrations_path(@project.namespace, @project), class: 'btn btn-cancel'
+        = link_to 'Cancel', project_settings_integrations_path(@project), class: 'btn btn-cancel'
 
 - if lookup_context.template_exists?('show', "projects/services/#{@service.to_param}", true)
   %hr
diff --git a/app/views/projects/services/_index.html.haml b/app/views/projects/services/_index.html.haml
index 997b702da33..915c6b22162 100644
--- a/app/views/projects/services/_index.html.haml
+++ b/app/views/projects/services/_index.html.haml
@@ -21,7 +21,7 @@
           %td{ "aria-label" => "#{service.title}: status " + (service.activated? ? "on" : "off") }
             = boolean_to_icon service.activated?
           %td
-            = link_to edit_namespace_project_service_path(@project.namespace, @project, service.to_param) do
+            = link_to edit_project_service_path(@project, service.to_param) do
               %strong= service.title
           %td.hidden-xs
             = service.description
diff --git a/app/views/projects/services/mattermost_slash_commands/_installation_info.html.haml b/app/views/projects/services/mattermost_slash_commands/_installation_info.html.haml
index fcc91be11cd..44c0b7a90dc 100644
--- a/app/views/projects/services/mattermost_slash_commands/_installation_info.html.haml
+++ b/app/views/projects/services/mattermost_slash_commands/_installation_info.html.haml
@@ -2,6 +2,6 @@
   - unless @service.activated?
     .row
       .col-sm-9.col-sm-offset-3
-        = link_to new_namespace_project_mattermost_path(@project.namespace, @project), class: 'btn btn-lg' do
+        = link_to new_project_mattermost_path(@project), class: 'btn btn-lg' do
           = custom_icon('mattermost_logo', size: 15)
           Add to Mattermost
diff --git a/app/views/projects/services/prometheus/_show.html.haml b/app/views/projects/services/prometheus/_show.html.haml
index c4ac384ca1a..0996ec06ab7 100644
--- a/app/views/projects/services/prometheus/_show.html.haml
+++ b/app/views/projects/services/prometheus/_show.html.haml
@@ -11,7 +11,7 @@
       = link_to 'More information', '#'
 
   .col-lg-9
-    .panel.panel-default.js-panel-monitored-metrics{ data: { "active-metrics" => "#{namespace_project_prometheus_active_metrics_path(@project.namespace, @project, :json)}" } }
+    .panel.panel-default.js-panel-monitored-metrics{ data: { "active-metrics" => "#{project_prometheus_active_metrics_path(@project, :json)}" } }
       .panel-heading
         %h3.panel-title
           Monitored
diff --git a/app/views/projects/settings/_head.html.haml b/app/views/projects/settings/_head.html.haml
index 00bd563999f..b5773acb5a4 100644
--- a/app/views/projects/settings/_head.html.haml
+++ b/app/views/projects/settings/_head.html.haml
@@ -19,16 +19,16 @@
               %span
                 Integrations
           = nav_link(controller: :repository) do
-            = link_to namespace_project_settings_repository_path(@project.namespace, @project), title: 'Repository' do
+            = link_to project_settings_repository_path(@project), title: 'Repository' do
               %span
                 Repository
           - if @project.feature_available?(:builds, current_user)
             = nav_link(controller: :ci_cd) do
-              = link_to namespace_project_settings_ci_cd_path(@project.namespace, @project), title: 'Pipelines' do
+              = link_to project_settings_ci_cd_path(@project), title: 'Pipelines' do
                 %span
                   Pipelines
           - if Gitlab.config.pages.enabled
             = nav_link(controller: :pages) do
-              = link_to namespace_project_pages_path(@project.namespace, @project), title: 'Pages' do
+              = link_to project_pages_path(@project), title: 'Pages' do
                 %span
                   Pages
diff --git a/app/views/projects/settings/integrations/_project_hook.html.haml b/app/views/projects/settings/integrations/_project_hook.html.haml
index a6640592dba..00700e286c3 100644
--- a/app/views/projects/settings/integrations/_project_hook.html.haml
+++ b/app/views/projects/settings/integrations/_project_hook.html.haml
@@ -9,8 +9,8 @@
     .col-md-4.col-lg-5.text-right-lg.prepend-top-5
       %span.append-right-10.inline
         SSL Verification: #{hook.enable_ssl_verification ? "enabled" : "disabled"}
-      = link_to "Edit", edit_namespace_project_hook_path(@project.namespace, @project, hook), class: "btn btn-sm"
-      = link_to "Test", test_namespace_project_hook_path(@project.namespace, @project, hook), class: "btn btn-sm"
-      = link_to namespace_project_hook_path(@project.namespace, @project, hook), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-transparent" do
+      = link_to "Edit", edit_project_hook_path(@project, hook), class: "btn btn-sm"
+      = link_to "Test", test_project_hook_path(@project, hook), class: "btn btn-sm"
+      = link_to project_hook_path(@project, hook), data: { confirm: 'Are you sure?'}, method: :delete, class: "btn btn-transparent" do
         %span.sr-only Remove
         = icon('trash')
diff --git a/app/views/projects/show.atom.builder b/app/views/projects/show.atom.builder
index ed34f5c0520..39f8cb9a0e0 100644
--- a/app/views/projects/show.atom.builder
+++ b/app/views/projects/show.atom.builder
@@ -1,7 +1,7 @@
 xml.title   "#{@project.name} activity"
-xml.link    href: namespace_project_url(@project.namespace, @project, rss_url_options), rel: "self", type: "application/atom+xml"
-xml.link    href: namespace_project_url(@project.namespace, @project), rel: "alternate", type: "text/html"
-xml.id      namespace_project_url(@project.namespace, @project)
+xml.link    href: project_url(@project, rss_url_options), rel: "self", type: "application/atom+xml"
+xml.link    href: project_url(@project), rel: "alternate", type: "text/html"
+xml.id      project_url(@project)
 xml.updated @events[0].updated_at.xmlschema if @events[0]
 
 xml << render(@events) if @events.any?
diff --git a/app/views/projects/show.html.haml b/app/views/projects/show.html.haml
index 152e50a79bb..ea780b1cb83 100644
--- a/app/views/projects/show.html.haml
+++ b/app/views/projects/show.html.haml
@@ -1,7 +1,7 @@
 - @no_container = true
 
 = content_for :meta_tags do
-  = auto_discovery_link_tag(:atom, namespace_project_path(@project.namespace, @project, rss_url_options), title: "#{@project.name} activity")
+  = auto_discovery_link_tag(:atom, project_path(@project, rss_url_options), title: "#{@project.name} activity")
 
 = content_for :flash_message do
   - if current_user && can?(current_user, :download_code, @project)
@@ -16,16 +16,16 @@
   %nav.project-stats{ class: container_class }
     %ul.nav
       %li
-        = link_to project_files_path(@project) do
+        = link_to project_tree_path(@project) do
           #{_('Files')} (#{storage_counter(@project.statistics.total_repository_size)})
       %li
-        = link_to namespace_project_commits_path(@project.namespace, @project, current_ref) do
+        = link_to project_commits_path(@project, current_ref) do
           #{n_('Commit', 'Commits', @project.statistics.commit_count)} (#{number_with_delimiter(@project.statistics.commit_count)})
       %li
-        = link_to namespace_project_branches_path(@project.namespace, @project) do
+        = link_to project_branches_path(@project) do
           #{n_('Branch', 'Branches', @repository.branch_count)} (#{number_with_delimiter(@repository.branch_count)})
       %li
-        = link_to namespace_project_tags_path(@project.namespace, @project) do
+        = link_to project_tags_path(@project) do
           #{n_('Tag', 'Tags', @repository.tag_count)} (#{number_with_delimiter(@repository.tag_count)})
 
       - if default_project_view != 'readme' && @repository.readme
diff --git a/app/views/projects/snippets/_actions.html.haml b/app/views/projects/snippets/_actions.html.haml
index 34ee4ff1937..f09871c7fcc 100644
--- a/app/views/projects/snippets/_actions.html.haml
+++ b/app/views/projects/snippets/_actions.html.haml
@@ -2,16 +2,16 @@
 
 .hidden-xs
   - if can?(current_user, :update_project_snippet, @snippet)
-    = link_to edit_namespace_project_snippet_path(@project.namespace, @project, @snippet), class: "btn btn-grouped" do
+    = link_to edit_project_snippet_path(@project, @snippet), class: "btn btn-grouped" do
       Edit
   - if can?(current_user, :update_project_snippet, @snippet)
-    = link_to namespace_project_snippet_path(@project.namespace, @project, @snippet), method: :delete, data: { confirm: "Are you sure?" }, class: "btn btn-grouped btn-inverted btn-remove", title: 'Delete Snippet' do
+    = link_to project_snippet_path(@project, @snippet), method: :delete, data: { confirm: "Are you sure?" }, class: "btn btn-grouped btn-inverted btn-remove", title: 'Delete Snippet' do
       Delete
   - if can?(current_user, :create_project_snippet, @project)
-    = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: 'btn btn-grouped btn-inverted btn-create', title: "New snippet" do
+    = link_to new_project_snippet_path(@project), class: 'btn btn-grouped btn-inverted btn-create', title: "New snippet" do
       New snippet
   - if @snippet.submittable_as_spam_by?(current_user)
-    = link_to 'Submit as spam', mark_as_spam_namespace_project_snippet_path(@project.namespace, @project, @snippet), method: :post, class: 'btn btn-grouped btn-spam', title: 'Submit as spam'
+    = link_to 'Submit as spam', mark_as_spam_project_snippet_path(@project, @snippet), method: :post, class: 'btn btn-grouped btn-spam', title: 'Submit as spam'
 - if can?(current_user, :create_project_snippet, @project) || can?(current_user, :update_project_snippet, @snippet)
   .visible-xs-block.dropdown
     %button.btn.btn-default.btn-block.append-bottom-0.prepend-top-5{ data: { toggle: "dropdown" } }
@@ -21,16 +21,16 @@
       %ul
         - if can?(current_user, :create_project_snippet, @project)
           %li
-            = link_to new_namespace_project_snippet_path(@project.namespace, @project), title: "New snippet" do
+            = link_to new_project_snippet_path(@project), title: "New snippet" do
               New snippet
         - if can?(current_user, :update_project_snippet, @snippet)
           %li
-            = link_to namespace_project_snippet_path(@project.namespace, @project, @snippet), method: :delete, data: { confirm: "Are you sure?" }, title: 'Delete Snippet' do
+            = link_to project_snippet_path(@project, @snippet), method: :delete, data: { confirm: "Are you sure?" }, title: 'Delete Snippet' do
               Delete
         - if can?(current_user, :update_project_snippet, @snippet)
           %li
-            = link_to edit_namespace_project_snippet_path(@project.namespace, @project, @snippet) do
+            = link_to edit_project_snippet_path(@project, @snippet) do
               Edit
         - if @snippet.submittable_as_spam_by?(current_user)
           %li
-            = link_to 'Submit as spam', mark_as_spam_namespace_project_snippet_path(@project.namespace, @project, @snippet), method: :post
+            = link_to 'Submit as spam', mark_as_spam_project_snippet_path(@project, @snippet), method: :post
diff --git a/app/views/projects/snippets/edit.html.haml b/app/views/projects/snippets/edit.html.haml
index 24b92094b7d..d41cc8e0425 100644
--- a/app/views/projects/snippets/edit.html.haml
+++ b/app/views/projects/snippets/edit.html.haml
@@ -3,4 +3,4 @@
 %h3.page-title
   Edit Snippet
 %hr
-= render "shared/snippets/form", url: namespace_project_snippet_path(@project.namespace, @project, @snippet)
+= render "shared/snippets/form", url: project_snippet_path(@project, @snippet)
diff --git a/app/views/projects/snippets/index.html.haml b/app/views/projects/snippets/index.html.haml
index 84e05cd6d88..4f8ce526c83 100644
--- a/app/views/projects/snippets/index.html.haml
+++ b/app/views/projects/snippets/index.html.haml
@@ -7,13 +7,13 @@
 
     .nav-controls.hidden-xs
       - if can?(current_user, :create_project_snippet, @project)
-        = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: "btn btn-new", title: "New snippet" do
+        = link_to new_project_snippet_path(@project), class: "btn btn-new", title: "New snippet" do
           New snippet
 
 - if can?(current_user, :create_project_snippet, @project)
   .visible-xs
     &nbsp;
-    = link_to new_namespace_project_snippet_path(@project.namespace, @project), class: "btn btn-new btn-block", title: "New snippet" do
+    = link_to new_project_snippet_path(@project), class: "btn btn-new btn-block", title: "New snippet" do
       New snippet
 
 = render 'snippets/snippets'
diff --git a/app/views/projects/snippets/new.html.haml b/app/views/projects/snippets/new.html.haml
index cfed3a79bc5..d3e6b456f48 100644
--- a/app/views/projects/snippets/new.html.haml
+++ b/app/views/projects/snippets/new.html.haml
@@ -3,4 +3,4 @@
 %h3.page-title
   New Snippet
 %hr
-= render "shared/snippets/form", url: namespace_project_snippets_path(@project.namespace, @project, @snippet)
+= render "shared/snippets/form", url: project_snippets_path(@project, @snippet)
diff --git a/app/views/projects/tags/_tag.html.haml b/app/views/projects/tags/_tag.html.haml
index 44cb734d7b9..468ab922542 100644
--- a/app/views/projects/tags/_tag.html.haml
+++ b/app/views/projects/tags/_tag.html.haml
@@ -2,7 +2,7 @@
 - release = @releases.find { |release| release.tag == tag.name }
 %li.flex-row
   .row-main-content.str-truncated
-    = link_to namespace_project_tag_path(@project.namespace, @project, tag.name), class: 'item-title ref-name' do
+    = link_to project_tag_path(@project, tag.name), class: 'item-title ref-name' do
       = icon('tag')
       = tag.name
 
@@ -29,9 +29,9 @@
     = render 'projects/buttons/download', project: @project, ref: tag.name, pipeline: @tags_pipelines[tag.name]
 
     - if can?(current_user, :push_code, @project)
-      = link_to edit_namespace_project_tag_release_path(@project.namespace, @project, tag.name), class: 'btn has-tooltip', title: "Edit release notes", data: { container: "body" } do
+      = link_to edit_project_tag_release_path(@project, tag.name), class: 'btn has-tooltip', title: "Edit release notes", data: { container: "body" } do
         = icon("pencil")
 
     - if can?(current_user, :admin_project, @project)
-      = link_to namespace_project_tag_path(@project.namespace, @project, tag.name), class: "btn btn-remove remove-row has-tooltip #{protected_tag?(@project, tag) ? 'disabled' : ''}", title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{tag.name}' tag cannot be undone. Are you sure?", container: 'body' }, remote: true do
+      = link_to project_tag_path(@project, tag.name), class: "btn btn-remove remove-row has-tooltip #{protected_tag?(@project, tag) ? 'disabled' : ''}", title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{tag.name}' tag cannot be undone. Are you sure?", container: 'body' }, remote: true do
         = icon("trash-o")
diff --git a/app/views/projects/tags/index.html.haml b/app/views/projects/tags/index.html.haml
index 56656ea3d86..bf97cbc1f68 100644
--- a/app/views/projects/tags/index.html.haml
+++ b/app/views/projects/tags/index.html.haml
@@ -24,7 +24,7 @@
             %li
               = link_to title, filter_tags_path(sort: value), class: ("is-active" if @sort == value)
       - if can?(current_user, :push_code, @project)
-        = link_to new_namespace_project_tag_path(@project.namespace, @project), class: 'btn btn-create new-tag-btn' do
+        = link_to new_project_tag_path(@project), class: 'btn btn-create new-tag-btn' do
           New tag
 
   .tags
diff --git a/app/views/projects/tags/new.html.haml b/app/views/projects/tags/new.html.haml
index 52af295bddd..f1bbaf40387 100644
--- a/app/views/projects/tags/new.html.haml
+++ b/app/views/projects/tags/new.html.haml
@@ -39,7 +39,7 @@
       .help-block Optionally, add release notes to the tag. They will be stored in the GitLab database and displayed on the tags page.
   .form-actions
     = button_tag 'Create tag', class: 'btn btn-create', tabindex: 3
-    = link_to 'Cancel', namespace_project_tags_path(@project.namespace, @project), class: 'btn btn-cancel'
+    = link_to 'Cancel', project_tags_path(@project), class: 'btn btn-cancel'
 
 :javascript
   window.gl = window.gl || { };
diff --git a/app/views/projects/tags/show.html.haml b/app/views/projects/tags/show.html.haml
index 2b81ce4b9fa..d02cd70f4c3 100644
--- a/app/views/projects/tags/show.html.haml
+++ b/app/views/projects/tags/show.html.haml
@@ -19,17 +19,17 @@
 
     .nav-controls.controls-flex
       - if can?(current_user, :push_code, @project)
-        = link_to edit_namespace_project_tag_release_path(@project.namespace, @project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Edit release notes' do
+        = link_to edit_project_tag_release_path(@project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Edit release notes' do
           = icon("pencil")
-      = link_to namespace_project_tree_path(@project.namespace, @project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Browse files' do
+      = link_to project_tree_path(@project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Browse files' do
         = icon('files-o')
-      = link_to namespace_project_commits_path(@project.namespace, @project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Browse commits' do
+      = link_to project_commits_path(@project, @tag.name), class: 'btn controls-item has-tooltip', title: 'Browse commits' do
         = icon('history')
       .btn-container.controls-item
         = render 'projects/buttons/download', project: @project, ref: @tag.name
       - if can?(current_user, :admin_project, @project)
         .btn-container.controls-item-full
-          = link_to namespace_project_tag_path(@project.namespace, @project, @tag.name), class: "btn btn-remove remove-row has-tooltip #{protected_tag?(@project, @tag) ? 'disabled' : ''}", title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{@tag.name}' tag cannot be undone. Are you sure?" } do
+          = link_to project_tag_path(@project, @tag.name), class: "btn btn-remove remove-row has-tooltip #{protected_tag?(@project, @tag) ? 'disabled' : ''}", title: "Delete tag", method: :delete, data: { confirm: "Deleting the '#{@tag.name}' tag cannot be undone. Are you sure?" } do
             %i.fa.fa-trash-o
 
     - if @tag.message.present?
diff --git a/app/views/projects/transfer.js.haml b/app/views/projects/transfer.js.haml
index 17b9fecfeb1..6d083c5c516 100644
--- a/app/views/projects/transfer.js.haml
+++ b/app/views/projects/transfer.js.haml
@@ -1,2 +1,2 @@
 :plain
-    location.href = "#{edit_namespace_project_path(@project.namespace, @project)}";
+    location.href = "#{edit_project_path(@project)}";
diff --git a/app/views/projects/tree/_blob_item.html.haml b/app/views/projects/tree/_blob_item.html.haml
index 425b460eb09..fd8175e1e01 100644
--- a/app/views/projects/tree/_blob_item.html.haml
+++ b/app/views/projects/tree/_blob_item.html.haml
@@ -2,7 +2,7 @@
   %td.tree-item-file-name
     = tree_icon(type, blob_item.mode, blob_item.name)
     - file_name = blob_item.name
-    = link_to namespace_project_blob_path(@project.namespace, @project, tree_join(@id || @commit.id, blob_item.name)), title: file_name do
+    = link_to project_blob_path(@project, tree_join(@id || @commit.id, blob_item.name)), title: file_name do
       %span.str-truncated= file_name
   %td.hidden-xs.tree-commit
   %td.tree-time-ago.cgray.text-right
diff --git a/app/views/projects/tree/_readme.html.haml b/app/views/projects/tree/_readme.html.haml
index f9147815427..4579a912f39 100644
--- a/app/views/projects/tree/_readme.html.haml
+++ b/app/views/projects/tree/_readme.html.haml
@@ -2,8 +2,8 @@
   %article.file-holder.readme-holder{ class: ("limited-width-container" unless fluid_layout) }
     .js-file-title.file-title
       = blob_icon readme.mode, readme.name
-      = link_to namespace_project_blob_path(@project.namespace, @project, tree_join(@ref, readme.path)) do
+      = link_to project_blob_path(@project, tree_join(@ref, readme.path)) do
         %strong
           = readme.name
 
-    = render 'projects/blob/viewer', viewer: readme.rich_viewer, viewer_url: namespace_project_blob_path(@project.namespace, @project, tree_join(@ref, readme.path), viewer: :rich, format: :json)
+    = render 'projects/blob/viewer', viewer: readme.rich_viewer, viewer_url: project_blob_path(@project, tree_join(@ref, readme.path), viewer: :rich, format: :json)
diff --git a/app/views/projects/tree/_tree_commit_column.html.haml b/app/views/projects/tree/_tree_commit_column.html.haml
index 84da16b6bb1..f3d4706809f 100644
--- a/app/views/projects/tree/_tree_commit_column.html.haml
+++ b/app/views/projects/tree/_tree_commit_column.html.haml
@@ -1,2 +1,2 @@
 %span.str-truncated
-  = link_to_gfm commit.full_title, namespace_project_commit_path(@project.namespace, @project, commit.id), class: "tree-commit-link"
+  = link_to_gfm commit.full_title, project_commit_path(@project, commit.id), class: "tree-commit-link"
diff --git a/app/views/projects/tree/_tree_content.html.haml b/app/views/projects/tree/_tree_content.html.haml
index 7854e1305db..6560bd5ab3f 100644
--- a/app/views/projects/tree/_tree_content.html.haml
+++ b/app/views/projects/tree/_tree_content.html.haml
@@ -10,7 +10,7 @@
       - if @path.present?
         %tr.tree-item
           %td.tree-item-file-name
-            = link_to "..", namespace_project_tree_path(@project.namespace, @project, up_dir_path), class: 'prepend-left-10'
+            = link_to "..", project_tree_path(@project, up_dir_path), class: 'prepend-left-10'
           %td
           %td.hidden-xs
 
@@ -20,7 +20,7 @@
     = render "projects/tree/readme", readme: tree.readme
 
 - if can_edit_tree?
-  = render 'projects/blob/upload', title: _('Upload New File'), placeholder: _('Upload New File'), button_title: _('Upload file'), form_path: namespace_project_create_blob_path(@project.namespace, @project, @id), method: :post
+  = render 'projects/blob/upload', title: _('Upload New File'), placeholder: _('Upload New File'), button_title: _('Upload file'), form_path: project_create_blob_path(@project, @id), method: :post
   = render 'projects/blob/new_dir'
 
 :javascript
diff --git a/app/views/projects/tree/_tree_header.html.haml b/app/views/projects/tree/_tree_header.html.haml
index 00da76349da..858418ff8df 100644
--- a/app/views/projects/tree/_tree_header.html.haml
+++ b/app/views/projects/tree/_tree_header.html.haml
@@ -4,11 +4,11 @@
 
   %ul.breadcrumb.repo-breadcrumb
     %li
-      = link_to namespace_project_tree_path(@project.namespace, @project, @ref) do
+      = link_to project_tree_path(@project, @ref) do
         = @project.path
     - path_breadcrumbs do |title, path|
       %li
-        = link_to truncate(title, length: 40), namespace_project_tree_path(@project.namespace, @project, tree_join(@ref, path))
+        = link_to truncate(title, length: 40), project_tree_path(@project, tree_join(@ref, path))
 
     - if current_user
       %li
@@ -23,7 +23,7 @@
             %ul.dropdown-menu
               - if can_edit_tree?
                 %li
-                  = link_to namespace_project_new_blob_path(@project.namespace, @project, @id) do
+                  = link_to project_new_blob_path(@project, @id) do
                     = icon('pencil fw')
                     #{ _('New file') }
                 %li
@@ -36,10 +36,10 @@
                     #{ _('New directory') }
               - elsif can?(current_user, :fork_project, @project)
                 %li
-                  - continue_params = { to:         namespace_project_new_blob_path(@project.namespace, @project, @id),
+                  - continue_params = { to:         project_new_blob_path(@project, @id),
                                         notice:     edit_in_new_fork_notice,
                                         notice_now: edit_in_new_fork_notice_now }
-                  - fork_path = namespace_project_forks_path(@project.namespace, @project, namespace_key:  current_user.namespace.id,
+                  - fork_path = project_forks_path(@project, namespace_key:  current_user.namespace.id,
                                                                                           continue:       continue_params)
                   = link_to fork_path, method: :post do
                     = icon('pencil fw')
@@ -48,7 +48,7 @@
                   - continue_params = { to:         request.fullpath,
                                         notice:     edit_in_new_fork_notice + " Try to upload a file again.",
                                         notice_now: edit_in_new_fork_notice_now }
-                  - fork_path = namespace_project_forks_path(@project.namespace, @project, namespace_key:  current_user.namespace.id,
+                  - fork_path = project_forks_path(@project, namespace_key:  current_user.namespace.id,
                                                                                           continue:       continue_params)
                   = link_to fork_path, method: :post do
                     = icon('file fw')
@@ -57,7 +57,7 @@
                   - continue_params = { to:         request.fullpath,
                                         notice:     edit_in_new_fork_notice + " Try to create a new directory again.",
                                         notice_now: edit_in_new_fork_notice_now }
-                  - fork_path = namespace_project_forks_path(@project.namespace, @project, namespace_key:  current_user.namespace.id,
+                  - fork_path = project_forks_path(@project, namespace_key:  current_user.namespace.id,
                                                                                           continue:       continue_params)
                   = link_to fork_path, method: :post do
                     = icon('folder fw')
@@ -65,17 +65,17 @@
 
               %li.divider
               %li
-                = link_to new_namespace_project_branch_path(@project.namespace, @project) do
+                = link_to new_project_branch_path(@project) do
                   = icon('code-fork fw')
                   #{ _('New branch') }
               %li
-                = link_to new_namespace_project_tag_path(@project.namespace, @project) do
+                = link_to new_project_tag_path(@project) do
                   = icon('tags fw')
                   #{ _('New tag') }
 
 .tree-controls
   = render 'projects/find_file_link'
 
-  = link_to s_('Commits|History'), namespace_project_commits_path(@project.namespace, @project, @id), class: 'btn'
+  = link_to s_('Commits|History'), project_commits_path(@project, @id), class: 'btn'
 
   = render 'projects/buttons/download', project: @project, ref: @ref
diff --git a/app/views/projects/tree/_tree_item.html.haml b/app/views/projects/tree/_tree_item.html.haml
index 15c9536133c..0c9c8750f2c 100644
--- a/app/views/projects/tree/_tree_item.html.haml
+++ b/app/views/projects/tree/_tree_item.html.haml
@@ -2,7 +2,7 @@
   %td.tree-item-file-name
     = tree_icon(type, tree_item.mode, tree_item.name)
     - path = flatten_tree(tree_item)
-    = link_to namespace_project_tree_path(@project.namespace, @project, tree_join(@id || @commit.id, path)), title: path do
+    = link_to project_tree_path(@project, tree_join(@id || @commit.id, path)), title: path do
       %span.str-truncated= path
   %td.hidden-xs.tree-commit
   %td.tree-time-ago.text-right
diff --git a/app/views/projects/tree/show.html.haml b/app/views/projects/tree/show.html.haml
index 96a08f9f8be..3fb247c5ceb 100644
--- a/app/views/projects/tree/show.html.haml
+++ b/app/views/projects/tree/show.html.haml
@@ -2,7 +2,7 @@
 
 - page_title @path.presence || _("Files"), @ref
 = content_for :meta_tags do
-  = auto_discovery_link_tag(:atom, namespace_project_commits_url(@project.namespace, @project, @ref, rss_url_options), title: "#{@project.name}:#{@ref} commits")
+  = auto_discovery_link_tag(:atom, project_commits_url(@project, @ref, rss_url_options), title: "#{@project.name}:#{@ref} commits")
 = render "projects/commits/head"
 
 = render 'projects/last_push'
diff --git a/app/views/projects/triggers/_trigger.html.haml b/app/views/projects/triggers/_trigger.html.haml
index 9b5f63ae81a..6249c32b7cc 100644
--- a/app/views/projects/triggers/_trigger.html.haml
+++ b/app/views/projects/triggers/_trigger.html.haml
@@ -33,10 +33,10 @@
     - take_ownership_confirmation = "By taking ownership you will bind this trigger to your user account. With this the trigger will have access to all your projects as if it was you. Are you sure?"
     - revoke_trigger_confirmation = "By revoking a trigger you will break any processes making use of it. Are you sure?"
     - if trigger.owner != current_user && can?(current_user, :manage_trigger, trigger)
-      = link_to 'Take ownership', take_ownership_namespace_project_trigger_path(@project.namespace, @project, trigger), data: { confirm: take_ownership_confirmation }, method: :post, class: "btn btn-default btn-sm btn-trigger-take-ownership"
+      = link_to 'Take ownership', take_ownership_project_trigger_path(@project, trigger), data: { confirm: take_ownership_confirmation }, method: :post, class: "btn btn-default btn-sm btn-trigger-take-ownership"
     - if can?(current_user, :admin_trigger, trigger)
-      = link_to edit_namespace_project_trigger_path(@project.namespace, @project, trigger), method: :get, title: "Edit", class: "btn btn-default btn-sm" do
+      = link_to edit_project_trigger_path(@project, trigger), method: :get, title: "Edit", class: "btn btn-default btn-sm" do
         %i.fa.fa-pencil
     - if can?(current_user, :manage_trigger, trigger)
-      = link_to namespace_project_trigger_path(@project.namespace, @project, trigger), data: { confirm: revoke_trigger_confirmation }, method: :delete, title: "Revoke", class: "btn btn-default btn-warning btn-sm btn-trigger-revoke" do
+      = link_to project_trigger_path(@project, trigger), data: { confirm: revoke_trigger_confirmation }, method: :delete, title: "Revoke", class: "btn btn-default btn-warning btn-sm btn-trigger-revoke" do
         %i.fa.fa-trash
diff --git a/app/views/projects/update.js.haml b/app/views/projects/update.js.haml
index dcf1f767bf7..2c05ebe52ae 100644
--- a/app/views/projects/update.js.haml
+++ b/app/views/projects/update.js.haml
@@ -1,6 +1,6 @@
 - if @project.valid?
   :plain
-    location.href = "#{edit_namespace_project_path(@project.namespace, @project)}";
+    location.href = "#{edit_project_path(@project)}";
 - else
   :plain
     $(".project-edit-errors").html("#{escape_javascript(render('errors'))}");
diff --git a/app/views/projects/variables/_table.html.haml b/app/views/projects/variables/_table.html.haml
index 59cd3c4b592..4ce6a828812 100644
--- a/app/views/projects/variables/_table.html.haml
+++ b/app/views/projects/variables/_table.html.haml
@@ -18,11 +18,11 @@
             %td.variable-value{ "data-value" => variable.value }******
             %td.variable-protected= Gitlab::Utils.boolean_to_yes_no(variable.protected)
             %td.variable-menu
-              = link_to namespace_project_variable_path(@project.namespace, @project, variable), class: "btn btn-transparent btn-variable-edit" do
+              = link_to project_variable_path(@project, variable), class: "btn btn-transparent btn-variable-edit" do
                 %span.sr-only
                   Update
                 = icon("pencil")
-              = link_to namespace_project_variable_path(@project.namespace, @project, variable), class: "btn btn-transparent btn-variable-delete", method: :delete, data: { confirm: "Are you sure?" } do
+              = link_to project_variable_path(@project, variable), class: "btn btn-transparent btn-variable-delete", method: :delete, data: { confirm: "Are you sure?" } do
                 %span.sr-only
                   Remove
                 = icon("trash")
diff --git a/app/views/projects/wikis/_form.html.haml b/app/views/projects/wikis/_form.html.haml
index c10b3004bc3..fc6b7a33943 100644
--- a/app/views/projects/wikis/_form.html.haml
+++ b/app/views/projects/wikis/_form.html.haml
@@ -12,7 +12,7 @@
   .form-group
     .col-sm-12= f.label :content, class: 'control-label-full-width'
     .col-sm-12
-      = render layout: 'projects/md_preview', locals: { url: namespace_project_wiki_preview_markdown_path(@project.namespace, @project, @page.slug) } do
+      = render layout: 'projects/md_preview', locals: { url: project_wiki_preview_markdown_path(@project, @page.slug) } do
         = render 'projects/zen', f: f, attr: :content, classes: 'note-textarea', placeholder: 'Write your content or drag files here...'
         = render 'shared/notes/hints'
 
@@ -36,8 +36,8 @@
     - if @page && @page.persisted?
       = f.submit 'Save changes', class: "btn-save btn"
       .pull-right
-        = link_to "Cancel", namespace_project_wiki_path(@project.namespace, @project, @page), class: "btn btn-cancel btn-grouped"
+        = link_to "Cancel", project_wiki_path(@project, @page), class: "btn btn-cancel btn-grouped"
     - else
       = f.submit 'Create page', class: "btn-create btn"
       .pull-right
-        = link_to "Cancel", namespace_project_wiki_path(@project.namespace, @project, :home), class: "btn btn-cancel"
+        = link_to "Cancel", project_wiki_path(@project, :home), class: "btn btn-cancel"
diff --git a/app/views/projects/wikis/_main_links.html.haml b/app/views/projects/wikis/_main_links.html.haml
index 6a578dbf640..3bbd8042c3a 100644
--- a/app/views/projects/wikis/_main_links.html.haml
+++ b/app/views/projects/wikis/_main_links.html.haml
@@ -2,8 +2,8 @@
   - if can?(current_user, :create_wiki, @project)
     = link_to '#modal-new-wiki', class: "add-new-wiki btn btn-new", "data-toggle" => "modal" do
       New page
-  = link_to namespace_project_wiki_history_path(@project.namespace, @project, @page), class: "btn" do
+  = link_to project_wiki_history_path(@project, @page), class: "btn" do
     Page history
   - if can?(current_user, :create_wiki, @project) && @page.latest?
-    = link_to namespace_project_wiki_edit_path(@project.namespace, @project, @page), class: "btn js-wiki-edit" do
+    = link_to project_wiki_edit_path(@project, @page), class: "btn js-wiki-edit" do
       Edit
diff --git a/app/views/projects/wikis/_new.html.haml b/app/views/projects/wikis/_new.html.haml
index 1e553940593..13dd8461433 100644
--- a/app/views/projects/wikis/_new.html.haml
+++ b/app/views/projects/wikis/_new.html.haml
@@ -9,7 +9,7 @@
           .form-group
             = label_tag :new_wiki_path do
               %span Page slug
-            = text_field_tag :new_wiki_path, nil, placeholder: 'how-to-setup', class: 'form-control', required: true, :'data-wikis-path' => namespace_project_wikis_path(@project.namespace, @project), autofocus: true
+            = text_field_tag :new_wiki_path, nil, placeholder: 'how-to-setup', class: 'form-control', required: true, :'data-wikis-path' => project_wikis_path(@project), autofocus: true
             %span.new-wiki-page-slug-tip
               = icon('lightbulb-o')
               Tip: You can specify the full path for the new file.
diff --git a/app/views/projects/wikis/_pages_wiki_page.html.haml b/app/views/projects/wikis/_pages_wiki_page.html.haml
index 6298cf6c8da..7c2f562d422 100644
--- a/app/views/projects/wikis/_pages_wiki_page.html.haml
+++ b/app/views/projects/wikis/_pages_wiki_page.html.haml
@@ -1,5 +1,5 @@
 %li
-  = link_to wiki_page.title, namespace_project_wiki_path(@project.namespace, @project, wiki_page)
+  = link_to wiki_page.title, project_wiki_path(@project, wiki_page)
   %small (#{wiki_page.format})
   .pull-right
     %small Last edited #{time_ago_with_tooltip(wiki_page.commit.authored_date)}
diff --git a/app/views/projects/wikis/_sidebar.html.haml b/app/views/projects/wikis/_sidebar.html.haml
index c2f9e65015d..62873d3aa66 100644
--- a/app/views/projects/wikis/_sidebar.html.haml
+++ b/app/views/projects/wikis/_sidebar.html.haml
@@ -3,7 +3,7 @@
     %a.gutter-toggle.pull-right.visible-xs-block.visible-sm-block.js-sidebar-wiki-toggle{ href: "#" }
       = icon('angle-double-right')
 
-    - git_access_url = namespace_project_wikis_git_access_path(@project.namespace, @project)
+    - git_access_url = project_wikis_git_access_path(@project)
     = link_to git_access_url, class: active_nav_link?(path: 'wikis#git_access') ? 'active' : '' do
       = succeed '&nbsp;' do
         = icon('cloud-download')
@@ -15,7 +15,7 @@
         = render @sidebar_wiki_entries, context: 'sidebar'
 
     .block
-      = link_to namespace_project_wikis_pages_path(@project.namespace, @project), class: 'btn btn-block' do
+      = link_to project_wikis_pages_path(@project), class: 'btn btn-block' do
         More Pages
 
 = render 'projects/wikis/new'
diff --git a/app/views/projects/wikis/_sidebar_wiki_page.html.haml b/app/views/projects/wikis/_sidebar_wiki_page.html.haml
index 0a61d90177b..2423ac6abce 100644
--- a/app/views/projects/wikis/_sidebar_wiki_page.html.haml
+++ b/app/views/projects/wikis/_sidebar_wiki_page.html.haml
@@ -1,3 +1,3 @@
 %li{ class: active_when(params[:id] == wiki_page.slug) }
-  = link_to namespace_project_wiki_path(@project.namespace, @project, wiki_page) do
+  = link_to project_wiki_path(@project, wiki_page) do
     = wiki_page.title.capitalize
diff --git a/app/views/projects/wikis/edit.html.haml b/app/views/projects/wikis/edit.html.haml
index fbe192a40ec..df0ec14eb3b 100644
--- a/app/views/projects/wikis/edit.html.haml
+++ b/app/views/projects/wikis/edit.html.haml
@@ -8,7 +8,7 @@
   .nav-text
     %h2.wiki-page-title
       - if @page.persisted?
-        = link_to @page.title.capitalize, namespace_project_wiki_path(@project.namespace, @project, @page)
+        = link_to @page.title.capitalize, project_wiki_path(@project, @page)
       - else
         = @page.title.capitalize
       %span.light
@@ -23,10 +23,10 @@
       = link_to '#modal-new-wiki', class: "add-new-wiki btn btn-new", "data-toggle" => "modal" do
         New page
     - if @page.persisted?
-      = link_to namespace_project_wiki_history_path(@project.namespace, @project, @page), class: "btn" do
+      = link_to project_wiki_history_path(@project, @page), class: "btn" do
         Page history
       - if can?(current_user, :admin_wiki, @project)
-        = link_to namespace_project_wiki_path(@project.namespace, @project, @page), data: { confirm: "Are you sure you want to delete this page?"}, method: :delete, class: "btn btn-danger" do
+        = link_to project_wiki_path(@project, @page), data: { confirm: "Are you sure you want to delete this page?"}, method: :delete, class: "btn btn-danger" do
           Delete
 
 = render 'form'
diff --git a/app/views/projects/wikis/history.html.haml b/app/views/projects/wikis/history.html.haml
index 0e47e2a5fa3..306feeff259 100644
--- a/app/views/projects/wikis/history.html.haml
+++ b/app/views/projects/wikis/history.html.haml
@@ -6,7 +6,7 @@
 
   .nav-text
     %h2.wiki-page-title
-      = link_to @page.title.capitalize, namespace_project_wiki_path(@project.namespace, @project, @page)
+      = link_to @page.title.capitalize, project_wiki_path(@project, @page)
       %span.light
         &middot;
         History
diff --git a/app/views/projects/wikis/pages.html.haml b/app/views/projects/wikis/pages.html.haml
index 5fba2b1a5ae..dece1fad0bb 100644
--- a/app/views/projects/wikis/pages.html.haml
+++ b/app/views/projects/wikis/pages.html.haml
@@ -9,7 +9,7 @@
         Wiki Pages
 
     .nav-controls
-      = link_to namespace_project_wikis_git_access_path(@project.namespace, @project), class: 'btn' do
+      = link_to project_wikis_git_access_path(@project), class: 'btn' do
         = icon('cloud-download')
         Clone repository
 
diff --git a/app/views/projects/wikis/show.html.haml b/app/views/projects/wikis/show.html.haml
index f003ff6b63f..13591dd8e74 100644
--- a/app/views/projects/wikis/show.html.haml
+++ b/app/views/projects/wikis/show.html.haml
@@ -22,7 +22,7 @@
 - if @page.historical?
   .warning_message
     This is an old version of this page.
-    You can view the #{link_to "most recent version", namespace_project_wiki_path(@project.namespace, @project, @page)} or browse the #{link_to "history", namespace_project_wiki_history_path(@project.namespace, @project, @page)}.
+    You can view the #{link_to "most recent version", project_wiki_path(@project, @page)} or browse the #{link_to "history", project_wiki_history_path(@project, @page)}.
 
 .wiki-holder.prepend-top-default.append-bottom-default
   .wiki
diff --git a/app/views/search/results/_blob.html.haml b/app/views/search/results/_blob.html.haml
index 7f1f807e2e7..de473c23d66 100644
--- a/app/views/search/results/_blob.html.haml
+++ b/app/views/search/results/_blob.html.haml
@@ -3,7 +3,7 @@
   .file-holder
     .js-file-title.file-title
       - ref = @search_results.repository_ref
-      - blob_link = namespace_project_blob_path(@project.namespace, @project, tree_join(ref, file_name))
+      - blob_link = project_blob_path(@project, tree_join(ref, file_name))
       = link_to blob_link do
         %i.fa.fa-file
         %strong
diff --git a/app/views/search/results/_snippet_title.html.haml b/app/views/search/results/_snippet_title.html.haml
index 026f404ce07..aef825691e0 100644
--- a/app/views/search/results/_snippet_title.html.haml
+++ b/app/views/search/results/_snippet_title.html.haml
@@ -11,7 +11,7 @@
 
   %small.pull-right.cgray
     - if snippet_title.project_id?
-      = link_to snippet_title.project.name_with_namespace, namespace_project_path(snippet_title.project.namespace, snippet_title.project)
+      = link_to snippet_title.project.name_with_namespace, project_path(snippet_title.project)
 
   .snippet-info
     = snippet_title.to_reference
diff --git a/app/views/search/results/_wiki_blob.html.haml b/app/views/search/results/_wiki_blob.html.haml
index d87f9df2677..16a0e432d62 100644
--- a/app/views/search/results/_wiki_blob.html.haml
+++ b/app/views/search/results/_wiki_blob.html.haml
@@ -2,7 +2,7 @@
 .blob-result
   .file-holder
     .js-file-title.file-title
-      = link_to namespace_project_wiki_path(@project.namespace, @project, wiki_blob.basename) do
+      = link_to project_wiki_path(@project, wiki_blob.basename) do
         %i.fa.fa-file
         %strong
           = wiki_blob.basename
diff --git a/app/views/shared/_label.html.haml b/app/views/shared/_label.html.haml
index de0281e97c6..2f776a17f45 100644
--- a/app/views/shared/_label.html.haml
+++ b/app/views/shared/_label.html.haml
@@ -23,7 +23,7 @@
             - if can_subscribe_to_label_in_different_levels?(label)
               %a.js-unsubscribe-button.label-subscribe-button{ role: 'button', href: '#', class: ('hidden' if status.unsubscribed?), data: { url: toggle_subscription_path } }
                 %span Unsubscribe
-              %a.js-subscribe-button.label-subscribe-button{ role: 'button', href: '#', class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_namespace_project_label_path(@project.namespace, @project, label) } }
+              %a.js-subscribe-button.label-subscribe-button{ role: 'button', href: '#', class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_project_label_path(@project, label) } }
                 %span Subscribe at project level
               %a.js-subscribe-button.label-subscribe-button{ role: 'button', href: '#', class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_group_label_path(label.group, label) } }
                 %span Subscribe at group level
@@ -56,7 +56,7 @@
               = icon('chevron-down')
             %ul.dropdown-menu
               %li
-                %a.js-subscribe-button{ class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_namespace_project_label_path(@project.namespace, @project, label) } }
+                %a.js-subscribe-button{ class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_project_label_path(@project, label) } }
                   Project level
                 %a.js-subscribe-button{ class: ('hidden' unless status.unsubscribed?), data: { url: toggle_subscription_group_label_path(label.group, label) } }
                   Group level
@@ -66,7 +66,7 @@
             = icon('spinner spin', class: 'label-subscribe-button-loading')
 
     - if label.is_a?(ProjectLabel) && label.project.group && can?(current_user, :admin_label, label.project.group)
-      = link_to promote_namespace_project_label_path(label.project.namespace, label.project, label), title: "Promote to Group Label", class: 'btn btn-transparent btn-action', data: {confirm: "Promoting this label will make this label available to all projects inside this group. Existing project labels with the same name will be merged. Are you sure?", toggle: "tooltip"}, method: :post do
+      = link_to promote_project_label_path(label.project, label), title: "Promote to Group Label", class: 'btn btn-transparent btn-action', data: {confirm: "Promoting this label will make this label available to all projects inside this group. Existing project labels with the same name will be merged. Are you sure?", toggle: "tooltip"}, method: :post do
         %span.sr-only Promote to Group
         = icon('level-up')
     - if can?(current_user, :admin_label, label)
diff --git a/app/views/shared/_label_row.html.haml b/app/views/shared/_label_row.html.haml
index 7b599dff0e3..7f58298c60f 100644
--- a/app/views/shared/_label_row.html.haml
+++ b/app/views/shared/_label_row.html.haml
@@ -2,7 +2,7 @@
   - if can?(current_user, :admin_label, @project)
     .draggable-handler
       = icon('bars')
-    .js-toggle-priority.toggle-priority{ data: { url: remove_priority_namespace_project_label_path(@project.namespace, @project, label),
+    .js-toggle-priority.toggle-priority{ data: { url: remove_priority_project_label_path(@project, label),
       dom_id: dom_id(label), type: label.type } }
       %button.add-priority.btn.has-tooltip{ title: 'Prioritize', type: 'button', :'data-placement' => 'top' }
         = icon('star-o')
diff --git a/app/views/shared/_mini_pipeline_graph.html.haml b/app/views/shared/_mini_pipeline_graph.html.haml
index aa93572bf94..dff847159d3 100644
--- a/app/views/shared/_mini_pipeline_graph.html.haml
+++ b/app/views/shared/_mini_pipeline_graph.html.haml
@@ -6,7 +6,7 @@
       - status_klass = "ci-status-icon ci-status-icon-#{detailed_status.group}"
 
       .stage-container.dropdown{ class: klass }
-        %button.mini-pipeline-graph-dropdown-toggle.has-tooltip.js-builds-dropdown-button{ class: "ci-status-icon-#{detailed_status.group}", type: 'button', data: { toggle: 'dropdown', title: "#{stage.name}: #{detailed_status.label}", placement: 'top', "stage-endpoint" => stage_namespace_project_pipeline_path(pipeline.project.namespace, pipeline.project, pipeline, stage: stage.name) } }
+        %button.mini-pipeline-graph-dropdown-toggle.has-tooltip.js-builds-dropdown-button{ class: "ci-status-icon-#{detailed_status.group}", type: 'button', data: { toggle: 'dropdown', title: "#{stage.name}: #{detailed_status.label}", placement: 'top', "stage-endpoint" => stage_project_pipeline_path(pipeline.project, pipeline, stage: stage.name) } }
           = custom_icon(icon_status)
           = icon('caret-down')
 
diff --git a/app/views/shared/_ref_switcher.html.haml b/app/views/shared/_ref_switcher.html.haml
index d52bb6b4dd7..4498c8f8349 100644
--- a/app/views/shared/_ref_switcher.html.haml
+++ b/app/views/shared/_ref_switcher.html.haml
@@ -1,12 +1,12 @@
 - dropdown_toggle_text = @ref || @project.default_branch
-= form_tag switch_namespace_project_refs_path(@project.namespace, @project), method: :get, class: "project-refs-form" do
+= form_tag switch_project_refs_path(@project), method: :get, class: "project-refs-form" do
   = hidden_field_tag :destination, destination
   - if defined?(path)
     = hidden_field_tag :path, path
   - @options && @options.each do |key, value|
     = hidden_field_tag key, value, id: nil
   .dropdown
-    = dropdown_toggle dropdown_toggle_text, { toggle: "dropdown", selected: dropdown_toggle_text, ref: @ref, refs_url: refs_namespace_project_path(@project.namespace, @project), field_name: 'ref', submit_form_on_click: true }, { toggle_class: "js-project-refs-dropdown" }
+    = dropdown_toggle dropdown_toggle_text, { toggle: "dropdown", selected: dropdown_toggle_text, ref: @ref, refs_url: refs_project_path(@project), field_name: 'ref', submit_form_on_click: true }, { toggle_class: "js-project-refs-dropdown" }
     .dropdown-menu.dropdown-menu-selectable.git-revision-dropdown{ class: ("dropdown-menu-align-right" if local_assigns[:align_right]) }
       = dropdown_title _("Switch branch/tag")
       = dropdown_filter _("Search branches and tags")
diff --git a/app/views/shared/empty_states/_labels.html.haml b/app/views/shared/empty_states/_labels.html.haml
index 5e2f4cf109d..bfda522f2f6 100644
--- a/app/views/shared/empty_states/_labels.html.haml
+++ b/app/views/shared/empty_states/_labels.html.haml
@@ -7,5 +7,5 @@
       %h4 Labels can be applied to issues and merge requests to categorize them.
       %p You can also star a label to make it a priority label.
       - if can?(current_user, :admin_label, @project)
-        = link_to 'New label', new_namespace_project_label_path(@project.namespace, @project), class: 'btn btn-new', title: 'New label', id: 'new_label_link'
-        = link_to 'Generate a default set of labels', generate_namespace_project_labels_path(@project.namespace, @project), method: :post, class: 'btn btn-success btn-inverted', title: 'Generate a default set of labels', id: 'generate_labels_link'
+        = link_to 'New label', new_project_label_path(@project), class: 'btn btn-new', title: 'New label', id: 'new_label_link'
+        = link_to 'Generate a default set of labels', generate_project_labels_path(@project), method: :post, class: 'btn btn-success btn-inverted', title: 'Generate a default set of labels', id: 'generate_labels_link'
diff --git a/app/views/shared/issuable/_bulk_update_sidebar.html.haml b/app/views/shared/issuable/_bulk_update_sidebar.html.haml
index 7cfdfb6e6ee..964fe5220f7 100644
--- a/app/views/shared/issuable/_bulk_update_sidebar.html.haml
+++ b/app/views/shared/issuable/_bulk_update_sidebar.html.haml
@@ -31,7 +31,7 @@
         .title
           Milestone
         .filter-item
-          = dropdown_tag("Select milestone", options: { title: "Assign milestone", toggle_class: "js-milestone-select js-extra-options js-filter-submit js-filter-bulk-update", filter: true, dropdown_class: "dropdown-menu-selectable dropdown-menu-milestone", placeholder: "Search milestones", data: { show_no: true, field_name: "update[milestone_id]", project_id: @project.id, milestones: namespace_project_milestones_path(@project.namespace, @project, :json), use_id: true, default_label: "Milestone" } })
+          = dropdown_tag("Select milestone", options: { title: "Assign milestone", toggle_class: "js-milestone-select js-extra-options js-filter-submit js-filter-bulk-update", filter: true, dropdown_class: "dropdown-menu-selectable dropdown-menu-milestone", placeholder: "Search milestones", data: { show_no: true, field_name: "update[milestone_id]", project_id: @project.id, milestones: project_milestones_path(@project, :json), use_id: true, default_label: "Milestone" } })
       .block
         .title
           Labels
diff --git a/app/views/shared/issuable/_label_page_default.html.haml b/app/views/shared/issuable/_label_page_default.html.haml
index 9a8529c6cbb..e8feff32d26 100644
--- a/app/views/shared/issuable/_label_page_default.html.haml
+++ b/app/views/shared/issuable/_label_page_default.html.haml
@@ -20,7 +20,7 @@
             %a.dropdown-toggle-page{ href: "#" }
               Create new label
         %li
-          = link_to namespace_project_labels_path(@project.namespace, @project), :"data-is-link" => true do
+          = link_to project_labels_path(@project), :"data-is-link" => true do
             - if show_create && @project && can?(current_user, :admin_label, @project)
               Manage labels
             - else
diff --git a/app/views/shared/issuable/_milestone_dropdown.html.haml b/app/views/shared/issuable/_milestone_dropdown.html.haml
index 6750921338a..955b8866c2c 100644
--- a/app/views/shared/issuable/_milestone_dropdown.html.haml
+++ b/app/views/shared/issuable/_milestone_dropdown.html.haml
@@ -11,10 +11,10 @@
     %ul.dropdown-footer-list
       - if can? current_user, :admin_milestone, project
         %li
-          = link_to new_namespace_project_milestone_path(project.namespace, project), title: "New Milestone" do
+          = link_to new_project_milestone_path(project), title: "New Milestone" do
             Create new
       %li
-        = link_to namespace_project_milestones_path(project.namespace, project) do
+        = link_to project_milestones_path(project) do
           - if can? current_user, :admin_milestone, project
             Manage milestones
           - else
diff --git a/app/views/shared/issuable/_sidebar.html.haml b/app/views/shared/issuable/_sidebar.html.haml
index 745f1ee62da..ecbaa901792 100644
--- a/app/views/shared/issuable/_sidebar.html.haml
+++ b/app/views/shared/issuable/_sidebar.html.haml
@@ -37,13 +37,13 @@
             = link_to 'Edit', '#', class: 'edit-link pull-right'
         .value.hide-collapsed
           - if issuable.milestone
-            = link_to issuable.milestone.title, namespace_project_milestone_path(@project.namespace, @project, issuable.milestone), class: "bold has-tooltip", title: milestone_remaining_days(issuable.milestone), data: { container: "body", html: 1 }
+            = link_to issuable.milestone.title, project_milestone_path(@project, issuable.milestone), class: "bold has-tooltip", title: milestone_remaining_days(issuable.milestone), data: { container: "body", html: 1 }
           - else
             %span.no-value None
 
         .selectbox.hide-collapsed
           = f.hidden_field 'milestone_id', value: issuable.milestone_id, id: nil
-          = dropdown_tag('Milestone', options: { title: 'Assign milestone', toggle_class: 'js-milestone-select js-extra-options', filter: true, dropdown_class: 'dropdown-menu-selectable', placeholder: 'Search milestones', data: { show_no: true, field_name: "#{issuable.to_ability_name}[milestone_id]", project_id: @project.id, issuable_id: issuable.id, milestones: namespace_project_milestones_path(@project.namespace, @project, :json), ability_name: issuable.to_ability_name, issue_update: issuable_json_path(issuable), use_id: true, default_no: true, selected: (issuable.milestone.name if issuable.milestone), null_default: true }})
+          = dropdown_tag('Milestone', options: { title: 'Assign milestone', toggle_class: 'js-milestone-select js-extra-options', filter: true, dropdown_class: 'dropdown-menu-selectable', placeholder: 'Search milestones', data: { show_no: true, field_name: "#{issuable.to_ability_name}[milestone_id]", project_id: @project.id, issuable_id: issuable.id, milestones: project_milestones_path(@project, :json), ability_name: issuable.to_ability_name, issue_update: issuable_json_path(issuable), use_id: true, default_no: true, selected: (issuable.milestone.name if issuable.milestone), null_default: true }})
       - if issuable.has_attribute?(:time_estimate)
         #issuable-time-tracker.block
           // Fallback while content is loading
@@ -106,7 +106,7 @@
             - selected_labels.each do |label|
               = hidden_field_tag "#{issuable.to_ability_name}[label_names][]", label.id, id: nil
             .dropdown
-              %button.dropdown-menu-toggle.js-label-select.js-multiselect.js-label-sidebar-dropdown{ type: "button", data: {toggle: "dropdown", default_label: "Labels", field_name: "#{issuable.to_ability_name}[label_names][]", ability_name: issuable.to_ability_name, show_no: "true", show_any: "true", namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path), issue_update: issuable_json_path(issuable), labels: (namespace_project_labels_path(@project.namespace, @project, :json) if @project) } }
+              %button.dropdown-menu-toggle.js-label-select.js-multiselect.js-label-sidebar-dropdown{ type: "button", data: {toggle: "dropdown", default_label: "Labels", field_name: "#{issuable.to_ability_name}[label_names][]", ability_name: issuable.to_ability_name, show_no: "true", show_any: "true", namespace_path: @project.try(:namespace).try(:full_path), project_path: @project.try(:path), issue_update: issuable_json_path(issuable), labels: (project_labels_path(@project, :json) if @project) } }
                 %span.dropdown-toggle-text{ class: ("is-default" if selected_labels.empty?) }
                   = multi_label_name(selected_labels, "Labels")
                 = icon('chevron-down', 'aria-hidden': 'true')
diff --git a/app/views/shared/members/_group.html.haml b/app/views/shared/members/_group.html.haml
index 1d5a61cffce..bcdad3c153a 100644
--- a/app/views/shared/members/_group.html.haml
+++ b/app/views/shared/members/_group.html.haml
@@ -14,7 +14,7 @@
         %span{ class: ('text-warning' if group_link.expires_soon?) }
           Expires in #{distance_of_time_in_words_to_now(group_link.expires_at)}
   .controls.member-controls
-    = form_tag namespace_project_group_link_path(@project.namespace, @project, group_link), method: :put, remote: true, class: 'form-horizontal js-edit-member-form' do
+    = form_tag project_group_link_path(@project, group_link), method: :put, remote: true, class: 'form-horizontal js-edit-member-form' do
       = hidden_field_tag "group_link[group_access]", group_link.group_access
       .member-form-control.dropdown.append-right-5
         %button.dropdown-menu-toggle.js-member-permissions-dropdown{ type: "button",
@@ -36,7 +36,7 @@
         = text_field_tag 'group_link[expires_at]', group_link.expires_at, class: 'form-control js-access-expiration-date js-member-update-control', placeholder: 'Expiration date', id: "member_expires_at_#{group.id}", disabled: !can_admin_member
         %i.clear-icon.js-clear-input
     - if can_admin_member
-      = link_to namespace_project_group_link_path(@project.namespace, @project, group_link),
+      = link_to project_group_link_path(@project, group_link),
         method: :delete,
         data: { confirm: "Are you sure you want to remove #{group.name}?" },
         class: 'btn btn-remove prepend-left-10' do
diff --git a/app/views/shared/milestones/_milestone.html.haml b/app/views/shared/milestones/_milestone.html.haml
index 680e1f3a4ea..ecc8b42979c 100644
--- a/app/views/shared/milestones/_milestone.html.haml
+++ b/app/views/shared/milestones/_milestone.html.haml
@@ -35,9 +35,9 @@
       .col-sm-6= render('shared/milestone_expired', milestone: milestone)
       .col-sm-6.milestone-actions
         - if can?(current_user, :admin_milestone, milestone.project) and milestone.active?
-          = link_to edit_namespace_project_milestone_path(milestone.project.namespace, milestone.project, milestone), class: "btn btn-xs btn-grouped" do
+          = link_to edit_project_milestone_path(milestone.project, milestone), class: "btn btn-xs btn-grouped" do
             Edit
           \
-          = link_to 'Close Milestone', namespace_project_milestone_path(@project.namespace, @project, milestone, milestone: {state_event: :close }), method: :put, remote: true, class: "btn btn-xs btn-close btn-grouped"
-          = link_to namespace_project_milestone_path(milestone.project.namespace, milestone.project, milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-xs btn-remove btn-grouped" do
+          = link_to 'Close Milestone', project_milestone_path(@project, milestone, milestone: {state_event: :close }), method: :put, remote: true, class: "btn btn-xs btn-close btn-grouped"
+          = link_to project_milestone_path(milestone.project, milestone), data: { confirm: 'Are you sure?' }, method: :delete, class: "btn btn-xs btn-remove btn-grouped" do
             Delete
diff --git a/app/views/shared/milestones/_sidebar.html.haml b/app/views/shared/milestones/_sidebar.html.haml
index 9bb87640319..895fb8247b5 100644
--- a/app/views/shared/milestones/_sidebar.html.haml
+++ b/app/views/shared/milestones/_sidebar.html.haml
@@ -21,7 +21,7 @@
       .title
         Start date
         - if @project && can?(current_user, :admin_milestone, @project)
-          = link_to 'Edit', edit_namespace_project_milestone_path(@project.namespace, @project, @milestone), class: 'edit-link pull-right'
+          = link_to 'Edit', edit_project_milestone_path(@project, @milestone), class: 'edit-link pull-right'
       .value
         %span.value-content
           - if milestone.start_date
@@ -51,7 +51,7 @@
       .title.hide-collapsed
         Due date
         - if @project && can?(current_user, :admin_milestone, @project)
-          = link_to 'Edit', edit_namespace_project_milestone_path(@project.namespace, @project, @milestone), class: 'edit-link pull-right'
+          = link_to 'Edit', edit_project_milestone_path(@project, @milestone), class: 'edit-link pull-right'
       .value.hide-collapsed
         %span.value-content
           - if milestone.due_date
@@ -73,7 +73,7 @@
           Issues
           %span.badge= milestone.issues_visible_to_user(current_user).count
           - if project && can?(current_user, :create_issue, project)
-            = link_to new_namespace_project_issue_path(project.namespace, project, issue: { milestone_id: milestone.id }), class: "pull-right", title: "New Issue" do
+            = link_to new_project_issue_path(project, issue: { milestone_id: milestone.id }), class: "pull-right", title: "New Issue" do
               New issue
         .value.hide-collapsed.bold
           %span.milestone-stat
diff --git a/app/views/shared/milestones/_tabs.html.haml b/app/views/shared/milestones/_tabs.html.haml
index 4de8a6cb15f..e2d1695b7c3 100644
--- a/app/views/shared/milestones/_tabs.html.haml
+++ b/app/views/shared/milestones/_tabs.html.haml
@@ -30,7 +30,7 @@
 
 .tab-content.milestone-content
   - if milestone.is_a?(GlobalMilestone) || can?(current_user, :read_issue, @project)
-    .tab-pane.active#tab-issues{ data: { sort_endpoint: (sort_issues_namespace_project_milestone_path(@project.namespace, @project, @milestone) if @project && current_user) } }
+    .tab-pane.active#tab-issues{ data: { sort_endpoint: (sort_issues_project_milestone_path(@project, @milestone) if @project && current_user) } }
       = render 'shared/milestones/issues_tab', issues: milestone.sorted_issues(current_user), show_project_name: show_project_name, show_full_project_name: show_full_project_name
     .tab-pane#tab-merge-requests
       -# loaded async
diff --git a/app/views/shared/milestones/_top.html.haml b/app/views/shared/milestones/_top.html.haml
index 2562f085338..20a12613cfc 100644
--- a/app/views/shared/milestones/_top.html.haml
+++ b/app/views/shared/milestones/_top.html.haml
@@ -48,7 +48,7 @@
       %tr
         %td
           - project_name = group ? ms.project.name : ms.project.name_with_namespace
-          = link_to project_name, namespace_project_milestone_path(ms.project.namespace, ms.project, ms)
+          = link_to project_name, project_milestone_path(ms.project, ms)
         %td
           = ms.issues_visible_to_user(current_user).opened.count
         %td
diff --git a/app/views/shared/notes/_note.html.haml b/app/views/shared/notes/_note.html.haml
index 1e34b7c1e76..7174855e176 100644
--- a/app/views/shared/notes/_note.html.haml
+++ b/app/views/shared/notes/_note.html.haml
@@ -60,6 +60,6 @@
             = link_to note.attachment.url, target: '_blank' do
               = icon('paperclip')
               = note.attachment_identifier
-              = link_to delete_attachment_namespace_project_note_path(note.project.namespace, note.project, note),
+              = link_to delete_attachment_project_note_path(note.project, note),
                 title: 'Delete this attachment', method: :delete, remote: true, data: { confirm: 'Are you sure you want to remove the attachment?' }, class: 'danger js-note-attachment-delete' do
                 = icon('trash-o', class: 'cred')
diff --git a/app/views/shared/projects/_project.html.haml b/app/views/shared/projects/_project.html.haml
index 8c3d6351ac2..4bdbc26a4c3 100644
--- a/app/views/shared/projects/_project.html.haml
+++ b/app/views/shared/projects/_project.html.haml
@@ -31,7 +31,7 @@
 
       - if show_last_commit_as_description
         .description.prepend-top-5
-          = link_to_gfm project.commit.title, namespace_project_commit_path(project.namespace, project, project.commit),
+          = link_to_gfm project.commit.title, project_commit_path(project, project.commit),
             class: "commit-row-message"
       - elsif project.description.present?
         .description.prepend-top-5
diff --git a/app/views/shared/snippets/_form.html.haml b/app/views/shared/snippets/_form.html.haml
index 8549cb91b03..43322978749 100644
--- a/app/views/shared/snippets/_form.html.haml
+++ b/app/views/shared/snippets/_form.html.haml
@@ -36,6 +36,6 @@
         = f.submit 'Save changes', class: "btn-save btn"
 
       - if @snippet.project_id
-        = link_to "Cancel", namespace_project_snippets_path(@project.namespace, @project), class: "btn btn-cancel"
+        = link_to "Cancel", project_snippets_path(@project), class: "btn btn-cancel"
       - else
         = link_to "Cancel", snippets_path(@project), class: "btn btn-cancel"
diff --git a/app/views/shared/snippets/_snippet.html.haml b/app/views/shared/snippets/_snippet.html.haml
index 5d2d2317f22..7388f20a9fd 100644
--- a/app/views/shared/snippets/_snippet.html.haml
+++ b/app/views/shared/snippets/_snippet.html.haml
@@ -30,7 +30,7 @@
     - if link_project && snippet.project_id?
       %span.hidden-xs
         in
-        = link_to namespace_project_path(snippet.project.namespace, snippet.project) do
+        = link_to project_path(snippet.project) do
           = snippet.project.name_with_namespace
 
     .pull-right.snippet-updated-at
diff --git a/app/views/users/calendar_activities.html.haml b/app/views/users/calendar_activities.html.haml
index d1e88274878..805a346a85e 100644
--- a/app/views/users/calendar_activities.html.haml
+++ b/app/views/users/calendar_activities.html.haml
@@ -12,7 +12,7 @@
         - if event.push?
           #{event.action_name} #{event.ref_type}
           %strong
-            - commits_path = namespace_project_commits_path(event.project.namespace, event.project, event.ref_name)
+            - commits_path = project_commits_path(event.project, event.ref_name)
             = link_to_if event.project.repository.branch_exists?(event.ref_name), event.ref_name, commits_path
         - else
           = event_action_name(event)
diff --git a/app/workers/expire_job_cache_worker.rb b/app/workers/expire_job_cache_worker.rb
index 08e281e7350..e383202260d 100644
--- a/app/workers/expire_job_cache_worker.rb
+++ b/app/workers/expire_job_cache_worker.rb
@@ -18,18 +18,10 @@ class ExpireJobCacheWorker
   private
 
   def project_pipeline_path(project, pipeline)
-    Gitlab::Routing.url_helpers.namespace_project_pipeline_path(
-      project.namespace,
-      project,
-      pipeline,
-      format: :json)
+    Gitlab::Routing.url_helpers.project_pipeline_path(project, pipeline, format: :json)
   end
 
   def project_job_path(project, job)
-    Gitlab::Routing.url_helpers.namespace_project_build_path(
-      project.namespace,
-      project,
-      job.id,
-      format: :json)
+    Gitlab::Routing.url_helpers.project_build_path(project, job.id, format: :json)
   end
 end
diff --git a/app/workers/expire_pipeline_cache_worker.rb b/app/workers/expire_pipeline_cache_worker.rb
index 92e622285de..7c02d6cf892 100644
--- a/app/workers/expire_pipeline_cache_worker.rb
+++ b/app/workers/expire_pipeline_cache_worker.rb
@@ -23,42 +23,24 @@ class ExpirePipelineCacheWorker
   private
 
   def project_pipelines_path(project)
-    Gitlab::Routing.url_helpers.namespace_project_pipelines_path(
-      project.namespace,
-      project,
-      format: :json)
+    Gitlab::Routing.url_helpers.project_pipelines_path(project, format: :json)
   end
 
   def project_pipeline_path(project, pipeline)
-    Gitlab::Routing.url_helpers.namespace_project_pipeline_path(
-      project.namespace,
-      project,
-      pipeline,
-      format: :json)
+    Gitlab::Routing.url_helpers.project_pipeline_path(project, pipeline, format: :json)
   end
 
   def commit_pipelines_path(project, commit)
-    Gitlab::Routing.url_helpers.pipelines_namespace_project_commit_path(
-      project.namespace,
-      project,
-      commit.id,
-      format: :json)
+    Gitlab::Routing.url_helpers.pipelines_project_commit_path(project, commit.id, format: :json)
   end
 
   def new_merge_request_pipelines_path(project)
-    Gitlab::Routing.url_helpers.namespace_project_new_merge_request_path(
-      project.namespace,
-      project,
-      format: :json)
+    Gitlab::Routing.url_helpers.project_new_merge_request_path(project, format: :json)
   end
 
   def each_pipelines_merge_request_path(project, pipeline)
     pipeline.all_merge_requests.each do |merge_request|
-      path = Gitlab::Routing.url_helpers.pipelines_namespace_project_merge_request_path(
-        project.namespace,
-        project,
-        merge_request,
-        format: :json)
+      path = Gitlab::Routing.url_helpers.pipelines_project_merge_request_path(project, merge_request, format: :json)
 
       yield(path)
     end