Refactored code for timezone settings.

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',
@@ skipping 4043 matching lines @@
         'browser/ui/webui/options2/chromeos/language_pinyin_handler.cc',
         'browser/ui/webui/options2/chromeos/language_pinyin_handler.h',
         'browser/ui/webui/options2/chromeos/pointer_handler.cc',
         'browser/ui/webui/options2/chromeos/pointer_handler.h',
         'browser/ui/webui/options2/chromeos/proxy_handler.cc',
         'browser/ui/webui/options2/chromeos/proxy_handler.h',
         'browser/ui/webui/options2/chromeos/set_wallpaper_options_handler.cc',
         'browser/ui/webui/options2/chromeos/set_wallpaper_options_handler.h',
         'browser/ui/webui/options2/chromeos/stats_options_handler.cc',
         'browser/ui/webui/options2/chromeos/stats_options_handler.h',
+        'browser/ui/webui/options2/chromeos/timezone_options_util.cc',
+        'browser/ui/webui/options2/chromeos/timezone_options_util.h',
         'browser/ui/webui/options2/chromeos/user_image_source.cc',
         'browser/ui/webui/options2/chromeos/user_image_source.h',
         'browser/ui/webui/options2/chromeos/wallpaper_source.cc',
         'browser/ui/webui/options2/chromeos/wallpaper_source.h',
         'browser/ui/webui/options2/chromeos/wallpaper_thumbnail_source.cc',
         'browser/ui/webui/options2/chromeos/wallpaper_thumbnail_source.h',
         'browser/ui/webui/options2/clear_browser_data_handler.cc',
         'browser/ui/webui/options2/clear_browser_data_handler.h',
         'browser/ui/webui/options2/content_settings_handler.cc',
         'browser/ui/webui/options2/content_settings_handler.h',
@@ skipping 1308 matching lines @@
         'browser/metrics/proto/study.proto',
       ],
       'variables': {
         'proto_in_dir': 'browser/metrics/proto',
         'proto_out_dir': 'chrome/browser/metrics/proto',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }