Make all quota-exceeding messages in the storage API explain what the failure

chrome/common/extensions/api/api.gyp

 # Copyright (c) 2012 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.
 
 {
   'targets': [
     {
       'target_name': 'api',
       'type': 'static_library',
       'sources': [
@@ skipping 17 matching lines @@
           'file_browser_handler_internal.json',
           'i18n.json',
           'font_settings.json',
           'history.json',
           'management.json',
           'page_capture.json',
           'permissions.json',
           'storage.json',
           'tabs.json',
           'web_navigation.json',
+          'web_request.json',
           'windows.json',
         ],
         'idl_schema_files': [
           'alarms.idl',
           'app_runtime.idl',
           'app_window.idl',
           'downloads.idl',
           'experimental_bluetooth.idl',
           'experimental_discovery.idl',
           'experimental_dns.idl',
@@ skipping 19 matching lines @@
         }],
         ['OS!="chromeos"', {
           'json_schema_files!': [
             'file_browser_handler_internal.json',
           ],
         }],
       ],
     },
   ],
 }