Extension Settings API: make it so that when changes received from Sync fail to

chrome/chrome_tests.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' : {
     # Variables for js2gtest rules
     'gypv8sh': '../tools/gypv8sh.py',
     'js2gtest': 'test/base/js2gtest.js',
     'mock_js': 'third_party/mock4js/mock4js.js',
     'test_api_js': 'test/data/webui/test_api.js',
@@ skipping 1347 matching lines @@
         'browser/extensions/extension_webrequest_api_unittest.cc',
         'browser/extensions/extension_webrequest_time_tracker_unittest.cc',
         'browser/extensions/extensions_quota_service_unittest.cc',
         'browser/extensions/external_policy_extension_loader_unittest.cc',
         'browser/extensions/file_reader_unittest.cc',
         'browser/extensions/image_loading_tracker_unittest.cc',
         'browser/extensions/key_identifier_conversion_views_unittest.cc',
         'browser/extensions/network_delay_listener_unittest.cc',
         'browser/extensions/process_map_unittest.cc',
         'browser/extensions/sandboxed_extension_unpacker_unittest.cc',
-        'browser/extensions/settings/in_memory_settings_storage_unittest.cc',
         'browser/extensions/settings/settings_frontend_unittest.cc',
         'browser/extensions/settings/settings_leveldb_storage_unittest.cc',
         'browser/extensions/settings/settings_quota_unittest.cc',
         'browser/extensions/settings/settings_storage_cache_unittest.cc',
         'browser/extensions/settings/settings_storage_unittest.cc',
         'browser/extensions/settings/settings_storage_unittest.h',
         'browser/extensions/settings/settings_sync_unittest.cc',
         'browser/extensions/settings/settings_test_util.cc',
         'browser/extensions/settings/settings_test_util.h',
+        'browser/extensions/settings/testing_settings_storage_unittest.cc',
         'browser/extensions/user_script_listener_unittest.cc',
         'browser/extensions/user_script_master_unittest.cc',
         'browser/external_protocol/external_protocol_handler_unittest.cc',
         'browser/favicon/favicon_handler_unittest.cc',
         'browser/first_run/first_run_unittest.cc',
         'browser/fragmentation_checker_unittest_win.cc',
         'browser/geolocation/chrome_geolocation_permission_context_unittest.cc',
         'browser/geolocation/geolocation_settings_state_unittest.cc',
         'browser/geolocation/wifi_data_provider_unittest_chromeos.cc',
         'browser/global_keyboard_shortcuts_mac_unittest.mm',
@@ skipping 2888 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }