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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 COMPONENTS_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ | 5 #ifndef THIRD_PARTY_WEBKIT_PUBLIC_PLATFORM_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ |
| 6 #define COMPONENTS_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ | 6 #define THIRD_PARTY_WEBKIT_PUBLIC_PLATFORM_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <memory> | 9 #include <memory> |
| 10 | 10 |
| 11 #include "base/threading/thread.h" | 11 #include "base/threading/thread.h" |
| 12 #include "components/scheduler/scheduler_export.h" | 12 #include "public/platform/WebCommon.h" |
| 13 #include "third_party/WebKit/public/platform/WebThread.h" | 13 #include "public/platform/WebThread.h" |
| 14 #include "third_party/WebKit/public/platform/WebTraceLocation.h" | 14 #include "public/platform/WebTraceLocation.h" |
| 15 | 15 |
| 16 namespace blink { |
| 16 namespace scheduler { | 17 namespace scheduler { |
| 17 class SingleThreadIdleTaskRunner; | 18 class SingleThreadIdleTaskRunner; |
| 18 | 19 |
| 19 class SCHEDULER_EXPORT WebThreadBase : public blink::WebThread { | 20 class BLINK_PLATFORM_EXPORT WebThreadBase : public WebThread { |
| 20 public: | 21 public: |
| 21 ~WebThreadBase() override; | 22 ~WebThreadBase() override; |
| 22 | 23 |
| 23 // blink::WebThread implementation. | 24 // WebThread implementation. |
| 24 bool isCurrentThread() const override; | 25 bool isCurrentThread() const override; |
| 25 blink::PlatformThreadId threadId() const override = 0; | 26 PlatformThreadId threadId() const override = 0; |
| 26 | 27 |
| 27 virtual void postIdleTask(const blink::WebTraceLocation& location, | 28 virtual void postIdleTask(const WebTraceLocation& location, |
| 28 IdleTask* idle_task); | 29 IdleTask* idle_task); |
| 29 virtual void postIdleTaskAfterWakeup(const blink::WebTraceLocation& location, | 30 virtual void postIdleTaskAfterWakeup(const WebTraceLocation& location, |
| 30 IdleTask* idle_task); | 31 IdleTask* idle_task); |
| 31 | 32 |
| 32 void addTaskObserver(TaskObserver* observer) override; | 33 void addTaskObserver(TaskObserver* observer) override; |
| 33 void removeTaskObserver(TaskObserver* observer) override; | 34 void removeTaskObserver(TaskObserver* observer) override; |
| 34 | 35 |
| 35 // Returns the base::Bind-compatible task runner for posting tasks to this | 36 // Returns the base::Bind-compatible task runner for posting tasks to this |
| 36 // thread. Can be called from any thread. | 37 // thread. Can be called from any thread. |
| 37 virtual base::SingleThreadTaskRunner* GetTaskRunner() const = 0; | 38 virtual base::SingleThreadTaskRunner* GetTaskRunner() const = 0; |
| 38 | 39 |
| 39 // Returns the base::Bind-compatible task runner for posting idle tasks to | 40 // Returns the base::Bind-compatible task runner for posting idle tasks to |
| 40 // this thread. Can be called from any thread. | 41 // this thread. Can be called from any thread. |
| 41 virtual scheduler::SingleThreadIdleTaskRunner* GetIdleTaskRunner() const = 0; | 42 virtual scheduler::SingleThreadIdleTaskRunner* GetIdleTaskRunner() const = 0; |
| 42 | 43 |
| 43 protected: | 44 protected: |
| 44 class TaskObserverAdapter; | 45 class TaskObserverAdapter; |
| 45 | 46 |
| 46 WebThreadBase(); | 47 WebThreadBase(); |
| 47 | 48 |
| 48 virtual void AddTaskObserverInternal( | 49 virtual void AddTaskObserverInternal( |
| 49 base::MessageLoop::TaskObserver* observer); | 50 base::MessageLoop::TaskObserver* observer); |
| 50 virtual void RemoveTaskObserverInternal( | 51 virtual void RemoveTaskObserverInternal( |
| 51 base::MessageLoop::TaskObserver* observer); | 52 base::MessageLoop::TaskObserver* observer); |
| 52 | 53 |
| 53 static void RunWebThreadIdleTask( | 54 static void RunWebThreadIdleTask( |
| 54 std::unique_ptr<blink::WebThread::IdleTask> idle_task, | 55 std::unique_ptr<WebThread::IdleTask> idle_task, |
| 55 base::TimeTicks deadline); | 56 base::TimeTicks deadline); |
| 56 | 57 |
| 57 private: | 58 private: |
| 58 typedef std::map<TaskObserver*, TaskObserverAdapter*> TaskObserverMap; | 59 typedef std::map<TaskObserver*, TaskObserverAdapter*> TaskObserverMap; |
| 59 TaskObserverMap task_observer_map_; | 60 TaskObserverMap task_observer_map_; |
| 60 }; | 61 }; |
| 61 | 62 |
| 62 } // namespace scheduler | 63 } // namespace scheduler |
| 64 } // namespace blink |
| 63 | 65 |
| 64 #endif // COMPONENTS_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ | 66 #endif // THIRD_PARTY_WEBKIT_PUBLIC_PLATFORM_SCHEDULER_CHILD_WEBTHREAD_BASE_H_ |
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