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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #include "public/platform/scheduler/child/compositor_worker_scheduler.h" | 5 #include "public/platform/scheduler/child/compositor_worker_scheduler.h" |
6 | 6 |
7 #include "base/message_loop/message_loop.h" | 7 #include "base/message_loop/message_loop.h" |
8 #include "base/threading/thread.h" | 8 #include "base/threading/thread.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 namespace scheduler { | 11 namespace scheduler { |
12 | 12 |
13 // TODO(scheduler-dev): Get rid of this asap! | 13 // TODO(scheduler-dev): Get rid of this asap! |
14 namespace { | 14 namespace { |
15 class CompositorWorkerTaskRunnerWrapper : public TaskQueue { | 15 class CompositorWorkerTaskRunnerWrapper : public TaskQueue { |
16 public: | 16 public: |
17 explicit CompositorWorkerTaskRunnerWrapper( | 17 explicit CompositorWorkerTaskRunnerWrapper( |
18 scoped_refptr<base::SingleThreadTaskRunner> task_runner) | 18 scoped_refptr<base::SingleThreadTaskRunner> task_runner) |
19 : task_runner_(task_runner) {} | 19 : task_runner_(task_runner) {} |
20 | 20 |
21 // TaskQueue implementation: | 21 // TaskQueue implementation: |
22 void UnregisterTaskQueue() override { NOTREACHED(); } | 22 void UnregisterTaskQueue() override { NOTREACHED(); } |
23 | 23 |
24 bool RunsTasksOnCurrentThread() const override { | 24 bool RunsTasksOnCurrentThread() const override { |
25 return task_runner_->RunsTasksOnCurrentThread(); | 25 return task_runner_->RunsTasksOnCurrentThread(); |
26 } | 26 } |
27 | 27 |
28 TaskQueue::TaskHandle PostCancellableDelayedTask( | |
29 const tracked_objects::Location& from_here, | |
30 const base::Closure& task, | |
31 base::TimeDelta delay) { | |
32 NOTREACHED(); | |
33 return TaskHandle(); | |
34 } | |
35 | |
36 bool CancelTask(const TaskQueue::TaskHandle& handle) { | |
37 NOTREACHED(); | |
38 return false; | |
39 } | |
40 | |
41 bool IsTaskPending(const TaskQueue::TaskHandle& handle) const { | |
42 NOTREACHED(); | |
43 return false; | |
44 } | |
45 | |
46 bool PostDelayedTask(const tracked_objects::Location& from_here, | 28 bool PostDelayedTask(const tracked_objects::Location& from_here, |
47 const base::Closure& task, | 29 const base::Closure& task, |
48 base::TimeDelta delay) override { | 30 base::TimeDelta delay) override { |
49 return task_runner_->PostDelayedTask(from_here, task, delay); | 31 return task_runner_->PostDelayedTask(from_here, task, delay); |
50 } | 32 } |
51 | 33 |
52 bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here, | 34 bool PostNonNestableDelayedTask(const tracked_objects::Location& from_here, |
53 const base::Closure& task, | 35 const base::Closure& task, |
54 base::TimeDelta delay) override { | 36 base::TimeDelta delay) override { |
55 return task_runner_->PostNonNestableDelayedTask(from_here, task, delay); | 37 return task_runner_->PostNonNestableDelayedTask(from_here, task, delay); |
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170 // TODO(flackr): Return the next frame time as the deadline instead. | 152 // TODO(flackr): Return the next frame time as the deadline instead. |
171 // TODO(flackr): Ensure that oilpan GC does happen on the compositor thread | 153 // TODO(flackr): Ensure that oilpan GC does happen on the compositor thread |
172 // even though we will have no long idle periods. https://crbug.com/609531 | 154 // even though we will have no long idle periods. https://crbug.com/609531 |
173 return base::TimeTicks::Now() + base::TimeDelta::FromMillisecondsD(16.7); | 155 return base::TimeTicks::Now() + base::TimeDelta::FromMillisecondsD(16.7); |
174 } | 156 } |
175 | 157 |
176 void CompositorWorkerScheduler::DidProcessIdleTask() {} | 158 void CompositorWorkerScheduler::DidProcessIdleTask() {} |
177 | 159 |
178 } // namespace scheduler | 160 } // namespace scheduler |
179 } // namespace blink | 161 } // namespace blink |
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