cc: Rename VSync to BeginFrame

cc/test/fake_layer_tree_host_impl_client.h

Index: cc/test/fake_layer_tree_host_impl_client.h
diff --git a/cc/test/fake_layer_tree_host_impl_client.h b/cc/test/fake_layer_tree_host_impl_client.h
index abcebf1f2f22ebd24e4f5db5c9d9bb969a2f7599..636d57365f6b814bf7acda3fc661a0eec1574ab6 100644
--- a/cc/test/fake_layer_tree_host_impl_client.h
+++ b/cc/test/fake_layer_tree_host_impl_client.h
@@ -17,7 +17,7 @@ class FakeLayerTreeHostImplClient : public LayerTreeHostImplClient {
   virtual void OnVSyncParametersChanged(
       base::TimeTicks,
       base::TimeDelta) OVERRIDE {}
-  virtual void DidVSync(base::TimeTicks frame_time) OVERRIDE {}
+  virtual void DidBeginImplFrame(base::TimeTicks frame_time) OVERRIDE {}
   virtual void OnCanDrawStateChanged(bool can_draw) OVERRIDE {}
   virtual void OnHasPendingTreeStateChanged(bool has_pending_tree) OVERRIDE {}
   virtual void SetNeedsRedrawOnImplThread() OVERRIDE {}
@@ -37,8 +37,8 @@ class FakeLayerTreeHostImplClient : public LayerTreeHostImplClient {
   virtual void RenewTreePriority() OVERRIDE {}
   virtual void RequestScrollbarAnimationOnImplThread(base::TimeDelta)
       OVERRIDE {}
-  virtual void DidReceiveLastInputEventForVSync(base::TimeTicks frame_time)
-      OVERRIDE {}
+  virtual void DidReceiveLastInputEventForBeginImplFrame(
+      base::TimeTicks frame_time) OVERRIDE {}
   virtual void DidActivatePendingTree() OVERRIDE {}
 };