Remove current implementation of frame timing events.

cc/trees/proxy_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_TREES_PROXY_IMPL_H_
 #define CC_TREES_PROXY_IMPL_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 88 matching lines @@
       std::unique_ptr<AnimationEvents> events) override;
   bool IsInsideDraw() override;
   void RenewTreePriority() override;
   void PostDelayedAnimationTaskOnImplThread(const base::Closure& task,
                                             base::TimeDelta delay) override;
   void DidActivateSyncTree() override;
   void WillPrepareTiles() override;
   void DidPrepareTiles() override;
   void DidCompletePageScaleAnimationOnImplThread() override;
   void OnDrawForOutputSurface(bool resourceless_software_draw) override;
-  // This should only be called by LayerTreeHostImpl::PostFrameTimingEvents.
-  void PostFrameTimingEventsOnImplThread(
-      std::unique_ptr<FrameTimingTracker::CompositeTimingSet> composite_events,
-      std::unique_ptr<FrameTimingTracker::MainFrameTimingSet> main_frame_events)
-      override;
 
   // SchedulerClient implementation
   void WillBeginImplFrame(const BeginFrameArgs& args) override;
   void DidFinishImplFrame() override;
   void ScheduledActionSendBeginMainFrame(const BeginFrameArgs& args) override;
   DrawResult ScheduledActionDrawAndSwapIfPossible() override;
   DrawResult ScheduledActionDrawAndSwapForced() override;
   void ScheduledActionCommit() override;
   void ScheduledActionActivateSyncTree() override;
   void ScheduledActionBeginOutputSurfaceCreation() override;
@@ skipping 27 matching lines @@
   TaskRunnerProvider* task_runner_provider_;
 
   DelayedUniqueNotifier smoothness_priority_expiration_notifier_;
 
   std::unique_ptr<BeginFrameSource> external_begin_frame_source_;
   std::unique_ptr<BeginFrameSource> unthrottled_begin_frame_source_;
   std::unique_ptr<SyntheticBeginFrameSource> synthetic_begin_frame_source_;
 
   RenderingStatsInstrumentation* rendering_stats_instrumentation_;
 
-  // Values used to keep track of frame durations. Used only in frame timing.
-  BeginFrameArgs last_begin_main_frame_args_;
-  BeginFrameArgs last_processed_begin_main_frame_args_;
-
   std::unique_ptr<LayerTreeHostImpl> layer_tree_host_impl_;
 
   ChannelImpl* channel_impl_;
 
   // Use accessors instead of this variable directly.
   BlockedMainCommitOnly main_thread_blocked_commit_vars_unsafe_;
   BlockedMainCommitOnly& blocked_main_commit();
 
   DISALLOW_COPY_AND_ASSIGN(ProxyImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_PROXY_IMPL_H_