cc: Remove unused metrics from RenderingStats.

cc/debug/rendering_stats.h

 // Copyright 2012 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_DEBUG_RENDERING_STATS_H_
 #define CC_DEBUG_RENDERING_STATS_H_
 
 #include "base/basictypes.h"
 #include "base/time/time.h"
 #include "cc/base/cc_export.h"
@@ skipping 14 matching lines @@
                                       const base::TimeDelta& value) = 0;
 
  protected:
   virtual ~RenderingStatsEnumerator() {}
 };
 
 struct CC_EXPORT MainThreadRenderingStats {
   // Note: when adding new members, please remember to update EnumerateFields
   // and Add in rendering_stats.cc.
 
-  int64 animation_frame_count;
-  int64 screen_frame_count;
+  int64 frame_count;
   base::TimeDelta paint_time;
+  int64 painted_pixel_count;
   base::TimeDelta record_time;
-  base::TimeDelta best_record_time;
-  base::TimeDelta commit_time;
-  int64 commit_count;
-  int64 painted_pixel_count;
   int64 recorded_pixel_count;
-  int64 image_gathering_count;
-  base::TimeDelta image_gathering_time;
 
   MainThreadRenderingStats();
   void IssueTraceEvent() const;
   scoped_ptr<base::debug::ConvertableToTraceFormat> AsTraceableData() const;
   void Add(const MainThreadRenderingStats& other);
 };
 
 struct CC_EXPORT ImplThreadRenderingStats {
   // Note: when adding new members, please remember to update EnumerateFields
   // and Add in rendering_stats.cc.
 
-  int64 screen_frame_count;
-  int64 dropped_frame_count;
+  int64 frame_count;
   base::TimeDelta rasterize_time;
-  base::TimeDelta rasterize_time_for_now_bins_on_pending_tree;
-  base::TimeDelta best_rasterize_time;
   int64 rasterized_pixel_count;
-  int64 impl_thread_scroll_count;
-  int64 main_thread_scroll_count;
-  int64 drawn_layer_count;
-  int64 missing_tile_count;
-  int64 deferred_image_decode_count;
-  int64 deferred_image_cache_hit_count;
-  int64 tile_analysis_count;
-  int64 solid_color_tile_analysis_count;
-  base::TimeDelta deferred_image_decode_time;
-  base::TimeDelta tile_analysis_time;
 
   ImplThreadRenderingStats();
   void IssueTraceEvent() const;
   scoped_ptr<base::debug::ConvertableToTraceFormat> AsTraceableData() const;
   void Add(const ImplThreadRenderingStats& other);
 };
 
 struct CC_EXPORT RenderingStats {
   typedef RenderingStatsEnumerator Enumerator;
 
   MainThreadRenderingStats main_stats;
   ImplThreadRenderingStats impl_stats;
 
   // Outputs the fields in this structure to the provided enumerator.
   void EnumerateFields(Enumerator* enumerator) const;
 
   // Add fields of |other| to the fields in this structure.
   void Add(const RenderingStats& other);
 };
 
 }  // namespace cc
 
 #endif  // CC_DEBUG_RENDERING_STATS_H_