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Diffstat (limited to 'chromium/components/scheduler/base/work_queue.h')
-rw-r--r-- | chromium/components/scheduler/base/work_queue.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/chromium/components/scheduler/base/work_queue.h b/chromium/components/scheduler/base/work_queue.h deleted file mode 100644 index 9ff919d7f7e..00000000000 --- a/chromium/components/scheduler/base/work_queue.h +++ /dev/null @@ -1,96 +0,0 @@ -// Copyright 2015 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef CONTENT_RENDERER_SCHEDULER_BASE_WORK_QUEUE_H_ -#define CONTENT_RENDERER_SCHEDULER_BASE_WORK_QUEUE_H_ - -#include <stddef.h> - -#include <set> - -#include "base/trace_event/trace_event.h" -#include "base/trace_event/trace_event_argument.h" -#include "components/scheduler/base/enqueue_order.h" -#include "components/scheduler/base/task_queue_impl.h" -#include "components/scheduler/scheduler_export.h" - -namespace scheduler { -namespace internal { -class WorkQueueSets; - -class SCHEDULER_EXPORT WorkQueue { - public: - WorkQueue(TaskQueueImpl* task_queue, const char* name); - ~WorkQueue(); - - // Associates this work queue with the given work queue sets. This must be - // called before any tasks can be inserted into this work queue. - void AssignToWorkQueueSets(WorkQueueSets* work_queue_sets); - - // Assigns the current set index. - void AssignSetIndex(size_t work_queue_set_index); - - void AsValueInto(base::trace_event::TracedValue* state) const; - - // Clears the |work_queue_|. - void Clear(); - - // returns true if the |work_queue_| is empty. - bool Empty() const { return work_queue_.empty(); } - - // If the |work_queue_| isn't empty, |enqueue_order| gets set to the enqueue - // order of the front task and the function returns true. Otherwise the - // function returns false. - bool GetFrontTaskEnqueueOrder(EnqueueOrder* enqueue_order) const; - - // Returns the first task in this queue or null if the queue is empty. - const TaskQueueImpl::Task* GetFrontTask() const; - - // Pushes the task onto the |work_queue_| and informs the WorkQueueSets if - // the head changed. - void Push(const TaskQueueImpl::Task& task); - - // Pushes the task onto the |work_queue_|, sets the |enqueue_order| and - // informs the WorkQueueSets if the head changed. - void PushAndSetEnqueueOrder(const TaskQueueImpl::Task& task, - EnqueueOrder enqueue_order); - - // Swap the |work_queue_| with |incoming_queue| and informs the - // WorkQueueSets if the head changed. Assumes |task_queue_->any_thread_lock_| - // is locked. - void SwapLocked(std::queue<TaskQueueImpl::Task>& incoming_queue); - - size_t Size() const { return work_queue_.size(); } - - // Pulls a task off the |work_queue_| and informs the WorkQueueSets. - TaskQueueImpl::Task TakeTaskFromWorkQueue(); - - const char* name() const { return name_; } - - TaskQueueImpl* task_queue() const { return task_queue_; } - - WorkQueueSets* work_queue_sets() const { return work_queue_sets_; } - - size_t work_queue_set_index() const { return work_queue_set_index_; } - - // Test support function. This should not be used in production code. - void PopTaskForTest(); - - // Returns true if the front task in this queue has an older enqueue order - // than the front task of |other_queue|. Both queue are assumed to be - // non-empty. - bool ShouldRunBefore(const WorkQueue* other_queue) const; - - private: - std::queue<TaskQueueImpl::Task> work_queue_; - WorkQueueSets* work_queue_sets_; // NOT OWNED. - TaskQueueImpl* task_queue_; // NOT OWNED. - size_t work_queue_set_index_; - const char* name_; -}; - -} // namespace internal -} // namespace scheduler - -#endif // CONTENT_RENDERER_SCHEDULER_BASE_WORK_QUEUE_H_ |