cc: Implement unified BeginFrame on aura

content/browser/renderer_host/render_widget_host_view_aura.h

Index: content/browser/renderer_host/render_widget_host_view_aura.h
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.h b/content/browser/renderer_host/render_widget_host_view_aura.h
index d3e72e276c095cad708097abc5a6c84aad00f730..49793695dedbf52ae8fe367c4449d1f44ab52a83 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.h
+++ b/content/browser/renderer_host/render_widget_host_view_aura.h
@@ -469,9 +469,8 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
       int output_surface_id,
       const cc::CompositorFrameAck& ack) override;
   void DelegatedFrameHostOnLostCompositorResources() override;
-  void DelegatedFrameHostUpdateVSyncParameters(
-      const base::TimeTicks& timebase,
-      const base::TimeDelta& interval) override;
+  void DelegatedFrameHostSendBeginFrame(
+      const cc::BeginFrameArgs& args) override;
 
   // Detaches |this| from the input method object.
   void DetachFromInputMethod();
@@ -494,6 +493,9 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   // Helper function to set keyboard focus to the main window.
   void SetKeyboardFocus();
 
+  // Called when RenderWidget want to start BeginFrame scheduling or stop.
+  void OnSetNeedsBeginFrames(bool needs_begin_frames);
+
   RenderFrameHostImpl* GetFocusedFrame();
 
   // The model object.