content/child/scheduler/web_scheduler_impl.cc - Issue 1058873010: Move blink scheduler implementation into a component

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Issue 1058873010: Move blink scheduler implementation into a component (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: updates Created 5 years, 8 months ago

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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

3 // found in the LICENSE file.

4

5 #include "content/child/scheduler/web_scheduler_impl.h"

6

7 #include "base/bind.h"

8 #include "base/single_thread_task_runner.h"

9 #include "content/child/scheduler/worker_scheduler.h"

10 #include "third_party/WebKit/public/platform/WebTraceLocation.h"

11

12 namespace content {

13

14 WebSchedulerImpl::WebSchedulerImpl(

15 ChildScheduler* child_scheduler,

16 scoped_refptr<SingleThreadIdleTaskRunner> idle_task_runner,

17 scoped_refptr<base::SingleThreadTaskRunner> loading_task_runner,

18 scoped_refptr<base::SingleThreadTaskRunner> timer_task_runner)

19 : child_scheduler_(child_scheduler),

20 idle_task_runner_(idle_task_runner),

21 loading_task_runner_(loading_task_runner),

22 timer_task_runner_(timer_task_runner) {

23 }

24

25 WebSchedulerImpl::~WebSchedulerImpl() {

26 }

27

28 bool WebSchedulerImpl::shouldYieldForHighPriorityWork() {

29 return child_scheduler_->ShouldYieldForHighPriorityWork();

30 }

31

32 bool WebSchedulerImpl::canExceedIdleDeadlineIfRequired() {

33 return child_scheduler_->CanExceedIdleDeadlineIfRequired();

34 }

35

36 void WebSchedulerImpl::runIdleTask(scoped_ptr<blink::WebThread::IdleTask> task,

37 base::TimeTicks deadline) {

38 task->run((deadline - base::TimeTicks()).InSecondsF());

39 }

40

41 void WebSchedulerImpl::runTask(scoped_ptr<blink::WebThread::Task> task) {

42 task->run();

43 }

44

45 void WebSchedulerImpl::postIdleTask(const blink::WebTraceLocation& web_location,

46 blink::WebThread::IdleTask* task) {

47 DCHECK(idle_task_runner_);

48 scoped_ptr<blink::WebThread::IdleTask> scoped_task(task);

49 tracked_objects::Location location(web_location.functionName(),

50 web_location.fileName(), -1, nullptr);

51 idle_task_runner_->PostIdleTask(

52 location,

53 base::Bind(&WebSchedulerImpl::runIdleTask, base::Passed(&scoped_task)));

54 }

55

56 void WebSchedulerImpl::postNonNestableIdleTask(

57 const blink::WebTraceLocation& web_location,

58 blink::WebThread::IdleTask* task) {

59 DCHECK(idle_task_runner_);

60 scoped_ptr<blink::WebThread::IdleTask> scoped_task(task);

61 tracked_objects::Location location(web_location.functionName(),

62 web_location.fileName(), -1, nullptr);

63 idle_task_runner_->PostNonNestableIdleTask(

64 location,

65 base::Bind(&WebSchedulerImpl::runIdleTask, base::Passed(&scoped_task)));

66 }

67

68 void WebSchedulerImpl::postIdleTaskAfterWakeup(

69 const blink::WebTraceLocation& web_location,

70 blink::WebThread::IdleTask* task) {

71 DCHECK(idle_task_runner_);

72 scoped_ptr<blink::WebThread::IdleTask> scoped_task(task);

73 tracked_objects::Location location(web_location.functionName(),

74 web_location.fileName(), -1, nullptr);

75 idle_task_runner_->PostIdleTaskAfterWakeup(

76 location,

77 base::Bind(&WebSchedulerImpl::runIdleTask, base::Passed(&scoped_task)));

78 }

79

80 void WebSchedulerImpl::postLoadingTask(

81 const blink::WebTraceLocation& web_location,

82 blink::WebThread::Task* task) {

83 DCHECK(loading_task_runner_);

84 scoped_ptr<blink::WebThread::Task> scoped_task(task);

85 tracked_objects::Location location(web_location.functionName(),

86 web_location.fileName(), -1, nullptr);

87 loading_task_runner_->PostTask(

88 location,

89 base::Bind(&WebSchedulerImpl::runTask, base::Passed(&scoped_task)));

90 }

91

92 void WebSchedulerImpl::postTimerTask(

93 const blink::WebTraceLocation& web_location,

94 blink::WebThread::Task* task,

95 long long delayMs) {

96 DCHECK(timer_task_runner_);

97 scoped_ptr<blink::WebThread::Task> scoped_task(task);

98 tracked_objects::Location location(web_location.functionName(),

99 web_location.fileName(), -1, nullptr);

100 timer_task_runner_->PostDelayedTask(

101 location,

102 base::Bind(&WebSchedulerImpl::runTask, base::Passed(&scoped_task)),

103 base::TimeDelta::FromMilliseconds(delayMs));

104 }

105

106 } // namespace content

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