Implementing preload=metadata for video

webkit/glue/webkit_glue.gypi

 # Copyright (c) 2011 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': {
     'conditions': [
       ['inside_chromium_build==0', {
         'webkit_src_dir': '../../../../..',
       },{
@@ skipping 347 matching lines @@
         '../plugins/ppapi/var.cc',
         '../plugins/ppapi/var.h',
         '../plugins/sad_plugin.cc',
         '../plugins/sad_plugin.h',
         'media/audio_decoder.cc',
         'media/audio_decoder.h',
         'media/buffered_data_source.cc',
         'media/buffered_data_source.h',
         'media/buffered_resource_loader.cc',
         'media/buffered_resource_loader.h',
+        'media/defer_strategy.cc',
+        'media/defer_strategy.h',
         'media/simple_data_source.cc',
         'media/simple_data_source.h',
         'media/video_renderer_impl.cc',
         'media/video_renderer_impl.h',
         'media/web_data_source.cc',
         'media/web_data_source.h',
         'media/web_data_source_factory.cc',
         'media/web_data_source_factory.h',
         'media/web_video_renderer.h',
         'alt_error_page_resource_fetcher.cc',
@@ skipping 205 matching lines @@
           'conditions': [
             ['OS=="win"', {
               'dependencies': ['<(DEPTH)/build/win/system.gyp:cygwin'],
             }],
           ],
         },
       ],
     }],
   ],
 }