Adds support for media permission request handling on <appview> tag.

extensions/shell/app_shell.gyp

 # Copyright 2014 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': {
     # Product name is used for Mac bundle.
     'app_shell_product_name': 'App Shell',
     # The version is high enough to be supported by Omaha (at least 31)
     # but fake enough to be obviously not a Chrome release.
@@ skipping 49 matching lines @@
         'browser/shell_browser_context_keyed_service_factories.cc',
         'browser/shell_browser_context_keyed_service_factories.h',
         'browser/default_shell_browser_main_delegate.cc',
         'browser/default_shell_browser_main_delegate.h',
         'browser/desktop_controller.cc',
         'browser/desktop_controller.h',
         'browser/media_capture_util.cc',
         'browser/media_capture_util.h',
         'browser/shell_app_delegate.cc',
         'browser/shell_app_delegate.h',
+        'browser/shell_app_view_guest_delegate.cc',
+        'browser/shell_app_view_guest_delegate.h',
         'browser/shell_app_window_client.cc',
         'browser/shell_app_window_client.h',
         'browser/shell_app_window_client_mac.mm',
         'browser/shell_audio_controller_chromeos.cc',
         'browser/shell_audio_controller_chromeos.h',
         'browser/shell_browser_context.cc',
         'browser/shell_browser_context.h',
         'browser/shell_browser_main_delegate.h',
         'browser/shell_browser_main_parts.cc',
         'browser/shell_browser_main_parts.h',
         'browser/shell_browser_main_parts_mac.h',
         'browser/shell_browser_main_parts_mac.mm',
         'browser/shell_content_browser_client.cc',
         'browser/shell_content_browser_client.h',
         'browser/shell_desktop_controller_mac.h',
         'browser/shell_desktop_controller_mac.mm',
         'browser/shell_device_client.cc',
         'browser/shell_device_client.h',
         'browser/shell_display_info_provider.cc',
         'browser/shell_display_info_provider.h',
         'browser/shell_extension_host_delegate.cc',
         'browser/shell_extension_host_delegate.h',
         'browser/shell_extension_system.cc',
         'browser/shell_extension_system.h',
         'browser/shell_extension_system_factory.cc',
         'browser/shell_extension_system_factory.h',
         'browser/shell_extension_web_contents_observer.cc',
         'browser/shell_extension_web_contents_observer.h',
+        'browser/shell_extensions_api_client.cc',
+        'browser/shell_extensions_api_client.h',
         'browser/shell_extensions_browser_client.cc',
         'browser/shell_extensions_browser_client.h',
         'browser/shell_native_app_window.cc',
         'browser/shell_native_app_window.h',
         'browser/shell_native_app_window_mac.h',
         'browser/shell_native_app_window_mac.mm',
         'browser/shell_network_controller_chromeos.cc',
         'browser/shell_network_controller_chromeos.h',
         'browser/shell_network_delegate.cc',
         'browser/shell_network_delegate.h',
@@ skipping 461 matching lines @@
               'action': [
                 '../../build/mac/verify_no_objc.sh',
               ],
             },
           ],
         },  # target app_shell_helper
       ],
     }],  # OS=="mac"
   ],
 }