NOT READY FOR REVIEW - switch to a subscriber model for rendering stats

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': [
       'hash_pair.h',
       'scoped_ptr_deque.h',
       'scoped_ptr_hash_map.h',
@@ skipping 91 matching lines @@
       'render_surface_impl.cc',
       'render_surface_impl.h',
       'render_surface_filters.cc',
       'render_surface_filters.h',
       'renderer.cc',
       'renderer.h',
       'gl_renderer.cc',
       'gl_renderer.h',
       'software_renderer.cc',
       'software_renderer.h',
+      'rendering_stats.cc',
       'rendering_stats.h',
       'resource_provider.cc',
       'resource_provider.h',
       'resource_update.cc',
       'scheduler.cc',
       'scheduler.h',
       'scheduler_state_machine.cc',
       'scheduler_state_machine.h',
       'scoped_texture.cc',
       'scoped_texture.h',
@@ skipping 67 matching lines @@
       'layer_painter.h',
       'layer_updater.cc',
       'layer_updater.h',
       'platform_color.h',
       'program_binding.cc',
       'program_binding.h',
       'rate_limiter.cc',
       'rate_limiter.h',
       'render_surface.cc',
       'render_surface.h',
+      'rendering_stats_subscriber.h',
+      'rendering_stats_subscriber.cc',
       'scrollbar_layer.cc',
       'scrollbar_layer.h',
       'shader.cc',
       'shader.h',
       'skpicture_content_layer_updater.cc',
       'skpicture_content_layer_updater.h',
       'solid_color_layer.cc',
       'solid_color_layer.h',
       'switches.cc',
       'switches.h',
@@ skipping 67 matching lines @@
         'stubs/int_rect.h',
         'stubs/int_size.h',
         'stubs/not_implemented.h',
         'stubs/skia_utils.h',
         'stubs/tiling_data.h',
         'stubs/unit_bezier.h',
       ],
     },
   ],
 }