Refactor WebThreadImpl

content/renderer/scheduler/webthread_impl_for_scheduler.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_SCHEDULER_H_
 #define CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_SCHEDULER_H_
 
 #include "content/child/webthread_impl.h"
 
 namespace content {
 
 class RendererScheduler;
 
 class WebThreadImplForScheduler : public WebThreadBase {
  public:
   CONTENT_EXPORT explicit WebThreadImplForScheduler(
       RendererScheduler* scheduler);
   CONTENT_EXPORT virtual ~WebThreadImplForScheduler();
 
-  virtual void postTask(const blink::WebTraceLocation& location, Task* task);
-  virtual void postDelayedTask(const blink::WebTraceLocation& location,
-                               Task* task,
-                               long long delay_ms);
+  // blink::WebThread implementation.
+  blink::PlatformThreadId threadId() const override;
 
-  // TODO(skyostil): Remove once blink has migrated.
-  virtual void postTask(Task* task);
-  virtual void postDelayedTask(Task* task, long long delay_ms);
-
-  virtual void enterRunLoop() override;
-  virtual void exitRunLoop() override;
-
-  virtual bool isCurrentThread() const override;
-  virtual blink::PlatformThreadId threadId() const override;
+  // WebThreadBase implementation.
+  base::SingleThreadTaskRunner* TaskRunner() const override;
 
  private:
+  base::MessageLoop* MessageLoop() const override;
+
   void AddTaskObserverInternal(
       base::MessageLoop::TaskObserver* observer) override;
   void RemoveTaskObserverInternal(
       base::MessageLoop::TaskObserver* observer) override;
 
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   RendererScheduler* scheduler_;  // Not owned.
   blink::PlatformThreadId thread_id_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SCHEDULER_WEBTHREAD_IMPL_FOR_SCHEDULER_H_