Remove current implementation of frame timing events.

content/renderer/gpu/render_widget_compositor_delegate.h

Index: content/renderer/gpu/render_widget_compositor_delegate.h
diff --git a/content/renderer/gpu/render_widget_compositor_delegate.h b/content/renderer/gpu/render_widget_compositor_delegate.h
index 0755d0c699e26f8bb5a378b6f4fbb9d859994b00..d64892b85a11c80b76f61d4a5aaa67bf86944f91 100644
--- a/content/renderer/gpu/render_widget_compositor_delegate.h
+++ b/content/renderer/gpu/render_widget_compositor_delegate.h
@@ -5,8 +5,6 @@
 #ifndef CONTENT_RENDERER_GPU_RENDER_WIDGET_COMPOSITOR_DELEGATE_H_
 #define CONTENT_RENDERER_GPU_RENDER_WIDGET_COMPOSITOR_DELEGATE_H_
 
-#include "cc/debug/frame_timing_tracker.h"
-
 namespace blink {
 class WebWidget;
 struct WebScreenInfo;
@@ -77,13 +75,6 @@ class CONTENT_EXPORT RenderWidgetCompositorDelegate {
   // Called by the compositor in single-threaded mode when a swap is posted.
   virtual void OnSwapBuffersPosted() = 0;
 
-  // Called by the compositor to request the delegate to record frame timing.
-  virtual void RecordFrameTimingEvents(
-      std::unique_ptr<cc::FrameTimingTracker::CompositeTimingSet>
-          composite_events,
-      std::unique_ptr<cc::FrameTimingTracker::MainFrameTimingSet>
-          main_frame_events) = 0;
-
   // Requests that the client schedule a composite now, and calculate
   // appropriate delay for potential future frame.
   virtual void RequestScheduleAnimation() = 0;