TaskScheduler [9] Delayed Task Manager

base/task_scheduler/utils.h

 // Copyright 2016 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 BASE_TASK_SCHEDULER_UTILS_H_
 #define BASE_TASK_SCHEDULER_UTILS_H_
 
 #include <memory>
 
 #include "base/base_export.h"
 #include "base/callback_forward.h"
 #include "base/location.h"
 #include "base/memory/ref_counted.h"
 #include "base/task_scheduler/sequence.h"
 #include "base/task_scheduler/task.h"
 
 namespace base {
 
 class TaskTraits;
 class TimeDelta;
 
 namespace internal {
 
+class DelayedTaskManager;
 class PriorityQueue;
 class SchedulerTaskExecutor;
 class TaskTracker;
 
 // Attempts to post a task to the provided |sequence| and |executor| conditional
-// on |task_tracker|. Returns true if the task is posted.
+// on |task_tracker|. If |delay| is not zero, the task is handled by
+// |delayed_task_manager|. Returns true if the task is posted.
 bool BASE_EXPORT
 PostTaskToExecutor(const tracked_objects::Location& posted_from,
                    const Closure& closure,
                    const TaskTraits& traits,
                    const TimeDelta& delay,
                    scoped_refptr<Sequence> sequence,
                    SchedulerTaskExecutor* executor,
-                   TaskTracker* task_tracker);
+                   TaskTracker* task_tracker,
+                   DelayedTaskManager* delayed_task_manager);
 
 // Posts |task| to the provided |sequence| and |priority_queue|. This must only
 // be called after |task|'s delayed run time. Returns true if |sequence| was
 // empty before |task| was inserted into it.
 bool BASE_EXPORT
 AddTaskToSequenceAndPriorityQueue(std::unique_ptr<Task> task,
                                   scoped_refptr<Sequence> sequence,
                                   PriorityQueue* priority_queue);
 
 }  // namespace internal
 }  // namespace base
 
 #endif  // BASE_TASK_SCHEDULER_UTILS_H_