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/animation.cc',
       'animation/animation.h',
       'animation/animation_curve.cc',
@@ skipping 193 matching lines @@
       'layers/render_surface.cc',
       'layers/render_surface.h',
       'output/render_surface_filters.cc',
       'output/render_surface_filters.h',
       'layers/render_surface_impl.cc',
       'layers/render_surface_impl.h',
       'output/renderer.cc',
       'output/renderer.h',
       'debug/rendering_stats.cc',
       'debug/rendering_stats.h',
+      'debug/rendering_stats_instrumentation.cc',
+      'debug/rendering_stats_instrumentation.h',
       'resources/resource.cc',
       'resources/resource.h',
       'resources/resource_pool.cc',
       'resources/resource_pool.h',
       'resources/resource_provider.cc',
       'resources/resource_provider.h',
       'resources/resource_update.cc',
       'resources/resource_update.h',
       'resources/resource_update_controller.cc',
       'resources/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, ],
     },
   ],
 }