Adding a BrowsingDataHelper class to hold some useful methods.

chrome/chrome_browser.gypi

 # 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': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 317 matching lines @@
         'browser/browser_util_win.cc',
         'browser/browser_util_win.h',
         'browser/browsing_data_appcache_helper.cc',
         'browser/browsing_data_appcache_helper.h',
         'browser/browsing_data_cookie_helper.cc',
         'browser/browsing_data_cookie_helper.h',
         'browser/browsing_data_database_helper.cc',
         'browser/browsing_data_database_helper.h',
         'browser/browsing_data_file_system_helper.cc',
         'browser/browsing_data_file_system_helper.h',
+        'browser/browsing_data_helper.cc',
+        'browser/browsing_data_helper.h',
         'browser/browsing_data_indexed_db_helper.cc',
         'browser/browsing_data_indexed_db_helper.h',
         'browser/browsing_data_local_storage_helper.cc',
         'browser/browsing_data_local_storage_helper.h',
         'browser/browsing_data_quota_helper.cc',
         'browser/browsing_data_quota_helper.h',
         'browser/browsing_data_quota_helper_impl.cc',
         'browser/browsing_data_quota_helper_impl.h',
         'browser/browsing_data_remover.cc',
         'browser/browsing_data_remover.h',
@@ skipping 4934 matching lines @@
          'variables': {
           'proto_in_dir': '../third_party/cros_system_api/dbus/',
           'proto_out_dir': 'chrome/browser/chromeos/dbus',
          },
          'includes': ['../build/protoc.gypi'],
         }],
       ],
     },
   ],
 }