Task manager's apps and extensions should show the correct favicon

extensions/extensions.gypi

 # Copyright 2015 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': {
     'extensions_common_constants_sources': [
       'common/constants.cc',
       'common/constants.h',
     ],
@@ skipping 1027 matching lines @@
       'browser/extensions_test.cc',
       'browser/extensions_test.h',
       'browser/guest_view/mime_handler_view/test_mime_handler_view_guest.cc',
       'browser/guest_view/mime_handler_view/test_mime_handler_view_guest.h',
       'browser/mock_extension_system.cc',
       'browser/mock_extension_system.h',
       'browser/test_extension_registry_observer.cc',
       'browser/test_extension_registry_observer.h',
       'browser/test_extensions_browser_client.cc',
       'browser/test_extensions_browser_client.h',
+      'browser/test_image_loader.cc',
+      'browser/test_image_loader.h',
       'browser/test_management_policy.cc',
       'browser/test_management_policy.h',
       'browser/test_runtime_api_delegate.cc',
       'browser/test_runtime_api_delegate.h',
       'common/extension_builder.cc',
       'common/extension_builder.h',
       'common/manifest_test.cc',
       'common/manifest_test.h',
       'common/permissions/permission_message_test_util.cc',
       'common/permissions/permission_message_test_util.h',
       'common/test_util.cc',
       'common/test_util.h',
       'renderer/test_extensions_renderer_client.cc',
       'renderer/test_extensions_renderer_client.h',
       'test/extension_test_message_listener.cc',
       'test/extension_test_message_listener.h',
       'test/result_catcher.cc',
       'test/result_catcher.h',
       'test/test_content_utility_client.cc',
       'test/test_content_utility_client.h',
       'test/test_extensions_client.cc',
       'test/test_extensions_client.h',
       'test/test_permission_message_provider.cc',
       'test/test_permission_message_provider.h',
     ],
   },
 }