cc:: Add RenderingStatsInstrumentation to manage collection of RenderingStats

cc/cc.gyp

 # Copyright (c) 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.
 
 {
   'variables': {
     'cc_source_files': [
       'animation.cc',
       'animation.h',
       'animation_curve.cc',
@@ skipping 187 matching lines @@
       'render_surface.cc',
       'render_surface.h',
       'render_surface_filters.cc',
       'render_surface_filters.h',
       'render_surface_impl.cc',
       'render_surface_impl.h',
       'renderer.cc',
       'renderer.h',
       'rendering_stats.cc',
       'rendering_stats.h',
+      'rendering_stats_instrumentation.cc',
+      'rendering_stats_instrumentation.h',
       'resource.cc',
       'resource.h',
       'resource_pool.cc',
       'resource_pool.h',
       'resource_provider.cc',
       'resource_provider.h',
       'resource_update.cc',
       'resource_update.h',
       'resource_update_controller.cc',
       'resource_update_controller.h',
@@ skipping 143 matching lines @@
         'CC_IMPLEMENTATION=1',
       ],
       'sources': [
         '<@(cc_source_files)',
       ],
       # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
   ],
 }