Componentizes external_video_surface to reduce webview/Cast duplication.

components/components.gyp

 # Copyright (c) 2013 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': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 63 matching lines @@
     'user_prefs.gypi',
     'variations.gypi',
     'wallpaper.gypi',
     'web_resource.gypi',
     'webdata.gypi',
     'webdata_services.gypi',
   ],
   'conditions': [
     ['OS == "android"', {
       'includes': [
+        'external_video_surface.gypi',
         'service_tab_launcher.gypi',
       ],
     }],
     ['OS != "ios"', {
       'includes': [
         'app_modal.gypi',
         'browsing_data.gypi',
         'cdm.gypi',
         'devtools_discovery.gypi',
         'devtools_http_handler.gypi',
@@ skipping 61 matching lines @@
     }],
     # TODO(tbarzic): Remove chromeos condition when there are non-chromeos apps
     # in components/apps.
     ['enable_extensions == 1 and chromeos == 1', {
       'includes': [
         'chrome_apps.gypi',
       ],
     }],
   ],
 }