Add net::URLRequest::first_party_url()

Returns the top level frame URL. Used instead of site_for_cookies()
in case of cross-origin iframe navigations.

Task-number: QTBUG-70790
Change-Id: Icec4beddd70b20120d53e17a35385d83d1276ac2
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

8 files changed, 55 insertions, 0 deletions

diff --git a/chromium/content/browser/frame_host/navigation_request.cc b/chromium/content/browser/frame_host/navigation_request.cc
index 4bb7b470e7f..c6e16615f42 100644
--- a/chromium/content/browser/frame_host/navigation_request.cc
+++ b/chromium/content/browser/frame_host/navigation_request.cc
@@ -1704,9 +1704,18 @@ void NavigationRequest::OnStartChecksComplete(
   // Mark the fetch_start (Navigation Timing API).
   commit_params_.navigation_timing.fetch_start = base::TimeTicks::Now();
 
+#if defined(TOOLKIT_QT)
+  const GURL& top_document_url =
+          frame_tree_node_->frame_tree()->root()->current_url();
+  const GURL& first_party_url =
+          frame_tree_node_->IsMainFrame() ? common_params_.url
+                                          : top_document_url;
+#endif
+
   GURL site_for_cookies =
       frame_tree_node_->current_frame_host()
           ->ComputeSiteForCookiesForNavigation(common_params_.url);
+
   bool parent_is_main_frame = !frame_tree_node_->parent()
                                   ? false
                                   : frame_tree_node_->parent()->IsMainFrame();
@@ -1750,6 +1759,9 @@ void NavigationRequest::OnStartChecksComplete(
       browser_context, browser_context->GetResourceContext(), partition,
       std::make_unique<NavigationRequestInfo>(
           common_params_, begin_params_.Clone(), site_for_cookies,
+#if defined(TOOLKIT_QT)
+          first_party_url,
+#endif
           net::NetworkIsolationKey(top_frame_origin, frame_origin),
           frame_tree_node_->IsMainFrame(), parent_is_main_frame,
           IsSecureFrame(frame_tree_node_->parent()),
diff --git a/chromium/content/browser/frame_host/navigation_request_info.cc b/chromium/content/browser/frame_host/navigation_request_info.cc
index e4491f8f5dd..f726e9e9ab1 100644
--- a/chromium/content/browser/frame_host/navigation_request_info.cc
+++ b/chromium/content/browser/frame_host/navigation_request_info.cc
@@ -10,6 +10,9 @@ NavigationRequestInfo::NavigationRequestInfo(
     const CommonNavigationParams& common_params,
     mojom::BeginNavigationParamsPtr begin_params,
     const GURL& site_for_cookies,
+#if defined(TOOLKIT_QT)
+    const GURL& first_party_url,
+#endif
     const net::NetworkIsolationKey& network_isolation_key,
     bool is_main_frame,
     bool parent_is_main_frame,
@@ -26,6 +29,9 @@ NavigationRequestInfo::NavigationRequestInfo(
     : common_params(common_params),
       begin_params(std::move(begin_params)),
       site_for_cookies(site_for_cookies),
+#if defined(TOOLKIT_QT)
+      first_party_url(first_party_url),
+#endif
       network_isolation_key(network_isolation_key),
       is_main_frame(is_main_frame),
       parent_is_main_frame(parent_is_main_frame),
diff --git a/chromium/content/browser/frame_host/navigation_request_info.h b/chromium/content/browser/frame_host/navigation_request_info.h
index 78dd2a219d2..e0c5bf3ce0f 100644
--- a/chromium/content/browser/frame_host/navigation_request_info.h
+++ b/chromium/content/browser/frame_host/navigation_request_info.h
@@ -26,6 +26,9 @@ struct CONTENT_EXPORT NavigationRequestInfo {
   NavigationRequestInfo(const CommonNavigationParams& common_params,
                         mojom::BeginNavigationParamsPtr begin_params,
                         const GURL& site_for_cookies,
+#if defined(TOOLKIT_QT)
+                        const GURL& first_party_url,
+#endif
                         const net::NetworkIsolationKey& network_isolation_key,
                         bool is_main_frame,
                         bool parent_is_main_frame,
@@ -49,6 +52,10 @@ struct CONTENT_EXPORT NavigationRequestInfo {
   // checked by the third-party cookie blocking policy.
   const GURL site_for_cookies;
 
+#if defined(TOOLKIT_QT)
+  // The top level frame URL
+  const GURL first_party_url;
+#endif
   // Navigation resource requests will be keyed using |network_isolation_key|
   // for accessing shared network resources like the http cache.
   const net::NetworkIsolationKey network_isolation_key;
diff --git a/chromium/content/browser/loader/navigation_url_loader_impl.cc b/chromium/content/browser/loader/navigation_url_loader_impl.cc
index 8a550243054..9d30595c9f5 100644
--- a/chromium/content/browser/loader/navigation_url_loader_impl.cc
+++ b/chromium/content/browser/loader/navigation_url_loader_impl.cc
@@ -187,6 +187,9 @@ std::unique_ptr<network::ResourceRequest> CreateResourceRequest(
   new_request->method = request_info->common_params.method;
   new_request->url = request_info->common_params.url;
   new_request->site_for_cookies = request_info->site_for_cookies;
+#if defined(TOOLKIT_QT)
+  new_request->first_party_url = request_info->first_party_url;
+#endif
   new_request->trusted_network_isolation_key =
       request_info->network_isolation_key;
 
@@ -277,6 +280,9 @@ std::unique_ptr<NavigationRequestInfo> CreateNavigationRequestInfoForRedirect(
   return std::make_unique<NavigationRequestInfo>(
       std::move(new_common_params), std::move(new_begin_params),
       updated_resource_request.site_for_cookies,
+#if defined(TOOLKIT_QT)
+      previous_request_info.first_party_url,
+#endif
       updated_resource_request.trusted_network_isolation_key,
       previous_request_info.is_main_frame,
       previous_request_info.parent_is_main_frame,
diff --git a/chromium/content/browser/loader/resource_dispatcher_host_impl.cc b/chromium/content/browser/loader/resource_dispatcher_host_impl.cc
index 76bcf34f58e..3a050e7913b 100644
--- a/chromium/content/browser/loader/resource_dispatcher_host_impl.cc
+++ b/chromium/content/browser/loader/resource_dispatcher_host_impl.cc
@@ -1438,6 +1438,9 @@ void ResourceDispatcherHostImpl::BeginNavigationRequest(
 
   new_request->set_method(info.common_params.method);
   new_request->set_site_for_cookies(info.site_for_cookies);
+#if defined(TOOLKIT_QT)
+  new_request->set_first_party_url(info.first_party_url);
+#endif
   new_request->set_network_isolation_key(info.network_isolation_key);
   new_request->set_initiator(info.common_params.initiator_origin);
   new_request->set_upgrade_if_insecure(info.upgrade_if_insecure);
diff --git a/chromium/net/url_request/url_request.cc b/chromium/net/url_request/url_request.cc
index 736dddbe7d6..126ef036aef 100644
--- a/chromium/net/url_request/url_request.cc
+++ b/chromium/net/url_request/url_request.cc
@@ -481,6 +481,12 @@ void URLRequest::set_site_for_cookies(const GURL& site_for_cookies) {
   DCHECK(!is_pending_);
   site_for_cookies_ = site_for_cookies;
 }
+#if defined(TOOLKIT_QT)
+void URLRequest::set_first_party_url(const GURL& first_party_url) {
+  DCHECK(!is_pending_);
+  first_party_url_ = first_party_url;
+}
+#endif
 
 void URLRequest::set_first_party_url_policy(
     FirstPartyURLPolicy first_party_url_policy) {
diff --git a/chromium/net/url_request/url_request.h b/chromium/net/url_request/url_request.h
index 2a0950079cb..3585ac4021a 100644
--- a/chromium/net/url_request/url_request.h
+++ b/chromium/net/url_request/url_request.h
@@ -288,6 +288,12 @@ class NET_EXPORT URLRequest : public base::SupportsUserData {
   // This method may only be called before Start().
   void set_site_for_cookies(const GURL& site_for_cookies);
 
+#if defined(TOOLKIT_QT)
+  // The top-level frame URL.
+  const GURL& first_party_url() const { return first_party_url_; }
+  void set_first_party_url(const GURL& first_party_url);
+#endif
+
   // The origin of the top frame of the page making the request (where
   // applicable). Note that this is experimental and may not always be set.
   // DEPRECATED: This was introduced for the cache key and will be removed once
@@ -900,6 +906,9 @@ class NET_EXPORT URLRequest : public base::SupportsUserData {
 
   std::vector<GURL> url_chain_;
   GURL site_for_cookies_;
+#if defined(TOOLKIT_QT)
+  GURL first_party_url_;
+#endif
 
   // DEPRECATED: See comment on the getter function.
   base::Optional<url::Origin> top_frame_origin_;
diff --git a/chromium/services/network/public/cpp/resource_request.h b/chromium/services/network/public/cpp/resource_request.h
index 2c27d661011..cdf5f69adc0 100644
--- a/chromium/services/network/public/cpp/resource_request.h
+++ b/chromium/services/network/public/cpp/resource_request.h
@@ -40,6 +40,12 @@ struct COMPONENT_EXPORT(NETWORK_CPP_BASE) ResourceRequest {
   std::string method = "GET";
   GURL url;
   GURL site_for_cookies;
+
+#if defined(TOOLKIT_QT)
+  // The top-level frame URL.
+  GURL first_party_url;
+#endif
+
   base::Optional<url::Origin> top_frame_origin;
   net::NetworkIsolationKey trusted_network_isolation_key;
   mojom::UpdateNetworkIsolationKeyOnRedirect