content: Add RendererScheduler.

content/renderer/renderer_blink_platform_impl.h

Index: content/renderer/renderer_blink_platform_impl.h
diff --git a/content/renderer/renderer_blink_platform_impl.h b/content/renderer/renderer_blink_platform_impl.h
index 9d881bffbe0027d20161cac9aadab7e6c18f331d..58d47e4948ca1a1147fa325774cc1b0784457c72 100644
--- a/content/renderer/renderer_blink_platform_impl.h
+++ b/content/renderer/renderer_blink_platform_impl.h
@@ -43,11 +43,13 @@ class DeviceOrientationEventPump;
 class PlatformEventObserverBase;
 class QuotaMessageFilter;
 class RendererClipboardClient;
+class RendererScheduler;
 class RenderView;
 class ThreadSafeSender;
 class WebClipboardImpl;
 class WebDatabaseObserverImpl;
 class WebFileSystemImpl;
+class WebSchedulerImpl;
 
 class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
  public:
@@ -58,6 +60,7 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
     plugin_refresh_allowed_ = plugin_refresh_allowed;
   }
   // Platform methods:
+  virtual void callOnMainThread(void (*func)(void*), void* context);
   virtual blink::WebClipboard* clipboard();
   virtual blink::WebMimeRegistry* mimeRegistry();
   virtual blink::WebFileUtilities* fileUtilities();
@@ -145,6 +148,7 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
       blink::WebStorageQuotaCallbacks);
   virtual void vibrate(unsigned int milliseconds);
   virtual void cancelVibration();
+  virtual blink::WebScheduler* scheduler();
 
   // Set the PlatformEventObserverBase in |platform_event_observers_| associated
   // with |type| to |observer|. If there was already an observer associated to
@@ -181,6 +185,8 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
     return web_database_observer_impl_.get();
   }
 
+  RendererScheduler* renderer_scheduler() { return renderer_scheduler_.get(); }
+
  private:
   bool CheckPreparsedJsCachingEnabled() const;
 
@@ -193,6 +199,9 @@ class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
   // them to the registered listener.
   void SendFakeDeviceEventDataForTesting(blink::WebPlatformEventType type);
 
+  scoped_ptr<RendererScheduler> renderer_scheduler_;
+  scoped_ptr<WebSchedulerImpl> web_scheduler_;
+
   scoped_ptr<RendererClipboardClient> clipboard_client_;
   scoped_ptr<WebClipboardImpl> clipboard_;