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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL
_H_ | 5 #ifndef THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL
_H_ |
6 #define THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL
_H_ | 6 #define THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_IMPL
_H_ |
7 | 7 |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
| 9 #include "platform/scheduler/base/thread_load_tracker.h" |
9 #include "platform/scheduler/child/idle_canceled_delayed_task_sweeper.h" | 10 #include "platform/scheduler/child/idle_canceled_delayed_task_sweeper.h" |
10 #include "platform/scheduler/child/idle_helper.h" | 11 #include "platform/scheduler/child/idle_helper.h" |
11 #include "platform/scheduler/child/scheduler_helper.h" | 12 #include "platform/scheduler/child/scheduler_helper.h" |
| 13 #include "public/platform/scheduler/base/task_time_observer.h" |
12 #include "public/platform/scheduler/child/worker_scheduler.h" | 14 #include "public/platform/scheduler/child/worker_scheduler.h" |
13 | 15 |
14 namespace blink { | 16 namespace blink { |
15 namespace scheduler { | 17 namespace scheduler { |
16 | 18 |
17 class SchedulerTqmDelegate; | 19 class SchedulerTqmDelegate; |
18 | 20 |
19 class BLINK_PLATFORM_EXPORT WorkerSchedulerImpl : public WorkerScheduler, | 21 class BLINK_PLATFORM_EXPORT WorkerSchedulerImpl : public WorkerScheduler, |
20 public IdleHelper::Delegate { | 22 public IdleHelper::Delegate, |
| 23 public TaskTimeObserver { |
21 public: | 24 public: |
22 explicit WorkerSchedulerImpl( | 25 explicit WorkerSchedulerImpl( |
23 scoped_refptr<SchedulerTqmDelegate> main_task_runner); | 26 scoped_refptr<SchedulerTqmDelegate> main_task_runner); |
24 ~WorkerSchedulerImpl() override; | 27 ~WorkerSchedulerImpl() override; |
25 | 28 |
26 // WorkerScheduler implementation: | 29 // WorkerScheduler implementation: |
27 scoped_refptr<TaskQueue> DefaultTaskRunner() override; | 30 scoped_refptr<TaskQueue> DefaultTaskRunner() override; |
28 scoped_refptr<SingleThreadIdleTaskRunner> IdleTaskRunner() override; | 31 scoped_refptr<SingleThreadIdleTaskRunner> IdleTaskRunner() override; |
29 bool CanExceedIdleDeadlineIfRequired() const override; | 32 bool CanExceedIdleDeadlineIfRequired() const override; |
30 bool ShouldYieldForHighPriorityWork() override; | 33 bool ShouldYieldForHighPriorityWork() override; |
31 void AddTaskObserver(base::MessageLoop::TaskObserver* task_observer) override; | 34 void AddTaskObserver(base::MessageLoop::TaskObserver* task_observer) override; |
32 void RemoveTaskObserver( | 35 void RemoveTaskObserver( |
33 base::MessageLoop::TaskObserver* task_observer) override; | 36 base::MessageLoop::TaskObserver* task_observer) override; |
34 void Init() override; | 37 void Init() override; |
35 void Shutdown() override; | 38 void Shutdown() override; |
36 | 39 |
| 40 // TaskTimeObserver implementation: |
| 41 void willProcessTask(TaskQueue* task_queue, double start_time) override; |
| 42 void didProcessTask(TaskQueue* task_queue, |
| 43 double start_time, |
| 44 double end_time) override; |
| 45 void onBeginNestedMessageLoop() override; |
| 46 |
37 SchedulerHelper* GetSchedulerHelperForTesting(); | 47 SchedulerHelper* GetSchedulerHelperForTesting(); |
38 base::TimeTicks CurrentIdleTaskDeadlineForTesting() const; | 48 base::TimeTicks CurrentIdleTaskDeadlineForTesting() const; |
39 | 49 |
40 protected: | 50 protected: |
41 // IdleHelper::Delegate implementation: | 51 // IdleHelper::Delegate implementation: |
42 bool CanEnterLongIdlePeriod( | 52 bool CanEnterLongIdlePeriod( |
43 base::TimeTicks now, | 53 base::TimeTicks now, |
44 base::TimeDelta* next_long_idle_period_delay_out) override; | 54 base::TimeDelta* next_long_idle_period_delay_out) override; |
45 void IsNotQuiescent() override {} | 55 void IsNotQuiescent() override {} |
46 void OnIdlePeriodStarted() override {} | 56 void OnIdlePeriodStarted() override {} |
47 void OnIdlePeriodEnded() override {} | 57 void OnIdlePeriodEnded() override {} |
48 | 58 |
49 private: | 59 private: |
50 void MaybeStartLongIdlePeriod(); | 60 void MaybeStartLongIdlePeriod(); |
51 | 61 |
52 SchedulerHelper helper_; | 62 SchedulerHelper helper_; |
53 IdleHelper idle_helper_; | 63 IdleHelper idle_helper_; |
54 IdleCanceledDelayedTaskSweeper idle_canceled_delayed_task_sweeper_; | 64 IdleCanceledDelayedTaskSweeper idle_canceled_delayed_task_sweeper_; |
| 65 ThreadLoadTracker load_tracker_; |
55 bool initialized_; | 66 bool initialized_; |
56 base::TimeTicks thread_start_time_; | 67 base::TimeTicks thread_start_time_; |
57 | 68 |
58 DISALLOW_COPY_AND_ASSIGN(WorkerSchedulerImpl); | 69 DISALLOW_COPY_AND_ASSIGN(WorkerSchedulerImpl); |
59 }; | 70 }; |
60 | 71 |
61 } // namespace scheduler | 72 } // namespace scheduler |
62 } // namespace blink | 73 } // namespace blink |
63 | 74 |
64 #endif // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_I
MPL_H_ | 75 #endif // THIRD_PARTY_WEBKIT_SOURCE_PLATFORM_SCHEDULER_CHILD_WORKER_SCHEDULER_I
MPL_H_ |
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