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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 CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ | 5 #ifndef CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ |
6 #define CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ | 6 #define CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ |
7 | 7 |
8 #include "base/memory/ref_counted.h" | 8 #include "base/memory/ref_counted.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
11 #include "components/scheduler/scheduler_export.h" | 11 #include "components/scheduler/scheduler_export.h" |
12 #include "third_party/WebKit/public/platform/WebScheduler.h" | 12 #include "third_party/WebKit/public/platform/WebScheduler.h" |
13 #include "third_party/WebKit/public/platform/WebThread.h" | 13 #include "third_party/WebKit/public/platform/WebThread.h" |
14 | 14 |
15 namespace base { | 15 namespace base { |
16 class SingleThreadTaskRunner; | 16 class SingleThreadTaskRunner; |
17 } | 17 } |
18 | 18 |
19 namespace scheduler { | 19 namespace scheduler { |
20 | 20 |
21 class ChildScheduler; | 21 class ChildScheduler; |
22 class SingleThreadIdleTaskRunner; | 22 class SingleThreadIdleTaskRunner; |
23 | 23 |
24 class SCHEDULER_EXPORT WebSchedulerImpl : public blink::WebScheduler { | 24 class SCHEDULER_EXPORT WebSchedulerImpl : public blink::WebScheduler { |
25 public: | 25 public: |
26 WebSchedulerImpl( | 26 WebSchedulerImpl( |
27 ChildScheduler* child_scheduler, | 27 ChildScheduler* child_scheduler, |
28 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner, | 28 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner, |
29 scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner, | 29 scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner, |
30 scoped_refptr<base::SingleThreadTaskRunner> timer_task_runner); | 30 scoped_refptr<base::SingleThreadTaskRunner> timer_task_runner, |
| 31 scoped_refptr<base::SingleThreadTaskRunner> shutdown_task_runner); |
31 ~WebSchedulerImpl() override; | 32 ~WebSchedulerImpl() override; |
32 | 33 |
33 // blink::WebScheduler implementation: | 34 // blink::WebScheduler implementation: |
34 virtual bool shouldYieldForHighPriorityWork(); | 35 virtual bool shouldYieldForHighPriorityWork(); |
35 virtual bool canExceedIdleDeadlineIfRequired(); | 36 virtual bool canExceedIdleDeadlineIfRequired(); |
| 37 virtual void preShutdown(); |
36 virtual void postIdleTask(const blink::WebTraceLocation& location, | 38 virtual void postIdleTask(const blink::WebTraceLocation& location, |
37 blink::WebThread::IdleTask* task); | 39 blink::WebThread::IdleTask* task); |
38 virtual void postNonNestableIdleTask(const blink::WebTraceLocation& location, | 40 virtual void postNonNestableIdleTask(const blink::WebTraceLocation& location, |
39 blink::WebThread::IdleTask* task); | 41 blink::WebThread::IdleTask* task); |
40 virtual void postIdleTaskAfterWakeup(const blink::WebTraceLocation& location, | 42 virtual void postIdleTaskAfterWakeup(const blink::WebTraceLocation& location, |
41 blink::WebThread::IdleTask* task); | 43 blink::WebThread::IdleTask* task); |
42 virtual void postLoadingTask(const blink::WebTraceLocation& location, | 44 virtual void postLoadingTask(const blink::WebTraceLocation& location, |
43 blink::WebThread::Task* task); | 45 blink::WebThread::Task* task); |
44 virtual void postTimerTask(const blink::WebTraceLocation& location, | 46 virtual void postTimerTask(const blink::WebTraceLocation& location, |
45 blink::WebThread::Task* task, | 47 blink::WebThread::Task* task, |
46 long long delayMs); | 48 long long delayMs); |
| 49 virtual void postShutdownTask(const blink::WebTraceLocation& location, |
| 50 blink::WebThread::Task* task, |
| 51 long long delayMs); |
47 | 52 |
48 private: | 53 private: |
49 static void runIdleTask(scoped_ptr<blink::WebThread::IdleTask> task, | 54 static void runIdleTask(scoped_ptr<blink::WebThread::IdleTask> task, |
50 base::TimeTicks deadline); | 55 base::TimeTicks deadline); |
51 static void runTask(scoped_ptr<blink::WebThread::Task> task); | 56 static void runTask(scoped_ptr<blink::WebThread::Task> task); |
52 | 57 |
53 ChildScheduler* child_scheduler_; // NOT OWNED | 58 ChildScheduler* child_scheduler_; // NOT OWNED |
54 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_; | 59 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner_; |
55 scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner_; | 60 scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner_; |
56 scoped_refptr<base::SingleThreadTaskRunner> timer_task_runner_; | 61 scoped_refptr<base::SingleThreadTaskRunner> timer_task_runner_; |
| 62 scoped_refptr<base::SingleThreadTaskRunner> shutdown_task_runner_; |
57 }; | 63 }; |
58 | 64 |
59 } // namespace scheduler | 65 } // namespace scheduler |
60 | 66 |
61 #endif // CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ | 67 #endif // CONTENT_CHILD_SCHEDULER_BASE_WEB_SCHEDULER_IMPL_H_ |
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