cc: Add best_record_time to rendering stats.

cc/resources/picture.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_RESOURCES_PICTURE_H_
 #define CC_RESOURCES_PICTURE_H_
 
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 42 matching lines @@
   // Get thread-safe clone for rasterizing with on a specific thread.
   scoped_refptr<Picture> GetCloneForDrawingOnThread(
       unsigned thread_index) const;
 
   // Make thread-safe clones for rasterizing with.
   void CloneForDrawing(int num_threads);
 
   // Record a paint operation. To be able to safely use this SkPicture for
   // playback on a different thread this can only be called once.
   void Record(ContentLayerClient* client,
-              const SkTileGridPicture::TileGridInfo& tile_grid_info,
-              RenderingStatsInstrumentation* stats_instrumentation);
+              const SkTileGridPicture::TileGridInfo& tile_grid_info);
 
   // Gather pixel refs from recording.
   void GatherPixelRefs(const SkTileGridPicture::TileGridInfo& tile_grid_info,
                        RenderingStatsInstrumentation* stats_instrumentation);
 
   // Has Record() been called yet?
   bool HasRecording() const { return picture_.get() != NULL; }
 
   // Apply this contents scale and raster the content rect into the canvas.
   void Raster(SkCanvas* canvas,
@@ skipping 75 matching lines @@
     AsTraceableRecordData() const;
 
   friend class base::RefCountedThreadSafe<Picture>;
   friend class PixelRefIterator;
   DISALLOW_COPY_AND_ASSIGN(Picture);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_PICTURE_H_