Remove current implementation of frame timing events.

cc/trees/single_thread_proxy.cc

Index: cc/trees/single_thread_proxy.cc
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc
index 1fdf0054b84090c69e4a612f130b134df1347e6a..add60f6d42a2e78746767655a90ba65e8bffe2b1 100644
--- a/cc/trees/single_thread_proxy.cc
+++ b/cc/trees/single_thread_proxy.cc
@@ -529,13 +529,6 @@ void SingleThreadProxy::OnDrawForOutputSurface(
   NOTREACHED() << "Implemented by ThreadProxy for synchronous compositor.";
 }
 
-void SingleThreadProxy::PostFrameTimingEventsOnImplThread(
-    std::unique_ptr<FrameTimingTracker::CompositeTimingSet> composite_events,
-    std::unique_ptr<FrameTimingTracker::MainFrameTimingSet> main_frame_events) {
-  layer_tree_host_->RecordFrameTimingEvents(std::move(composite_events),
-                                            std::move(main_frame_events));
-}
-
 void SingleThreadProxy::CompositeImmediately(base::TimeTicks frame_begin_time) {
   TRACE_EVENT0("cc,benchmark", "SingleThreadProxy::CompositeImmediately");
   DCHECK(task_runner_provider_->IsMainThread());