Update from https://crrev.com/308996

cc/trees/single_thread_proxy.h

Index: cc/trees/single_thread_proxy.h
diff --git a/cc/trees/single_thread_proxy.h b/cc/trees/single_thread_proxy.h
index d3f41a5733e89d1b6be99c7d03c53afc786b0a7d..6f6e91f6527586e1f800f6882afa3ef43795d5bb 100644
--- a/cc/trees/single_thread_proxy.h
+++ b/cc/trees/single_thread_proxy.h
@@ -82,7 +82,7 @@ class CC_EXPORT SingleThreadProxy : public Proxy,
   void UpdateRendererCapabilitiesOnImplThread() override;
   void DidLoseOutputSurfaceOnImplThread() override;
   void CommitVSyncParameters(base::TimeTicks timebase,
-                             base::TimeDelta interval) override {}
+                             base::TimeDelta interval) override;
   void SetEstimatedParentDrawTime(base::TimeDelta draw_time) override {}
   void SetMaxSwapsPendingOnImplThread(int max) override {}
   void DidSwapBuffersOnImplThread() override;
@@ -120,7 +120,7 @@ class CC_EXPORT SingleThreadProxy : public Proxy,
       scoped_ptr<BeginFrameSource> external_begin_frame_source);
 
   void BeginMainFrame();
-  void BeginMainFrameAbortedOnImplThread();
+  void BeginMainFrameAbortedOnImplThread(CommitEarlyOutReason reason);
   void DoAnimate();
   void DoBeginMainFrame(const BeginFrameArgs& begin_frame_args);
   void DoCommit();