cc: Emulate BeginFrame in OutputSurfaces that don't support it natively

cc/scheduler/frame_rate_controller_unittest.cc

Index: cc/scheduler/frame_rate_controller_unittest.cc
diff --git a/cc/scheduler/frame_rate_controller_unittest.cc b/cc/scheduler/frame_rate_controller_unittest.cc
index 183f5763aaf3f37a5fca2d2a973d6827fc41fe37..bb3e67ee444d633a9ee4918e57c0c80088ff1ba7 100644
--- a/cc/scheduler/frame_rate_controller_unittest.cc
+++ b/cc/scheduler/frame_rate_controller_unittest.cc
@@ -17,7 +17,7 @@ class FakeFrameRateControllerClient : public cc::FrameRateControllerClient {
   void Reset() { began_frame_ = false; }
   bool BeganFrame() const { return began_frame_; }
 
-  virtual void BeginFrame(bool throttled) OVERRIDE {
+  virtual void FrameRateControllerTick(bool throttled) OVERRIDE {
     began_frame_ = !throttled;
   }