[WIP] cc: Plumb frame timing info without using a commit.

cc/test/layer_tree_test.cc

Index: cc/test/layer_tree_test.cc
diff --git a/cc/test/layer_tree_test.cc b/cc/test/layer_tree_test.cc
index bad69c3594d0f2b71799c8e06c17b8bfb1d8f45a..b751bf9becf79bea4f1fb52c62e1536d5d44e5af 100644
--- a/cc/test/layer_tree_test.cc
+++ b/cc/test/layer_tree_test.cc
@@ -450,6 +450,11 @@ class LayerTreeHostClientForTesting : public LayerTreeHostClient,
   void DidCompletePageScaleAnimation() override {}
   void BeginMainFrameNotExpectedSoon() override {}
 
+  void RecordFrameTimingEvents(
+      scoped_ptr<FrameTimingTracker::CompositeTimingSet> composite_events,
+      scoped_ptr<FrameTimingTracker::MainFrameTimingSet> main_frame_events)
+      override {}
+
  private:
   explicit LayerTreeHostClientForTesting(TestHooks* test_hooks)
       : test_hooks_(test_hooks) {}