Hook up the scheduler component to html_viewer

components/html_viewer/web_thread_impl.h

-// Copyright 2014 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 COMPONENTS_HTML_VIEWER_WEB_THREAD_IMPL_H_
-#define COMPONENTS_HTML_VIEWER_WEB_THREAD_IMPL_H_
-
-#include <map>
-
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/thread.h"
-#include "components/html_viewer/web_scheduler_impl.h"
-#include "third_party/WebKit/public/platform/WebThread.h"
-
-namespace html_viewer {
-
-class WebThreadBase : public blink::WebThread {
- public:
-  virtual ~WebThreadBase();
-
-  virtual void addTaskObserver(TaskObserver* observer);
-  virtual void removeTaskObserver(TaskObserver* observer);
-
-  virtual bool isCurrentThread() const = 0;
-
- protected:
-  WebThreadBase();
-
- private:
-  class TaskObserverAdapter;
-
-  typedef std::map<TaskObserver*, TaskObserverAdapter*> TaskObserverMap;
-  TaskObserverMap task_observer_map_;
-};
-
-class WebThreadImpl : public WebThreadBase {
- public:
-  explicit WebThreadImpl(const char* name);
-  ~WebThreadImpl() override;
-
-  virtual void postTask(const blink::WebTraceLocation& location, Task* task);
-  virtual void postDelayedTask(const blink::WebTraceLocation& location,
-                               Task* task,
-                               long long delay_ms);
-
-  virtual void enterRunLoop();
-  virtual void exitRunLoop();
-
-  virtual blink::WebScheduler* scheduler() const;
-
-  base::MessageLoop* message_loop() const { return thread_->message_loop(); }
-
-  bool isCurrentThread() const override;
-  virtual blink::PlatformThreadId threadId() const;
-
- private:
-  scoped_ptr<base::Thread> thread_;
-  scoped_ptr<WebSchedulerImpl> web_scheduler_;
-};
-
-class WebThreadImplForMessageLoop : public WebThreadBase {
- public:
-  explicit WebThreadImplForMessageLoop(
-      base::MessageLoopProxy* message_loop);
-  ~WebThreadImplForMessageLoop() override;
-
-  virtual void postTask(const blink::WebTraceLocation& location, Task* task);
-  virtual void postDelayedTask(const blink::WebTraceLocation& location,
-                               Task* task,
-                               long long delay_ms);
-
-  virtual void enterRunLoop();
-  virtual void exitRunLoop();
-
-  virtual blink::WebScheduler* scheduler() const;
-
- private:
-  bool isCurrentThread() const override;
-  virtual blink::PlatformThreadId threadId() const;
-
-  scoped_refptr<base::MessageLoopProxy> message_loop_;
-  scoped_ptr<WebSchedulerImpl> web_scheduler_;
-  blink::PlatformThreadId thread_id_;
-};
-
-}  // namespace html_viewer
-
-#endif  // COMPONENTS_HTML_VIEWER_WEB_THREAD_IMPL_H_