Added a timezone policy and pyauto tests for it.

chrome/test/functional/policy_test_cases.py

 #!/usr/bin/env python
 # 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.
 
 # This data is in a separate file so that src/chrome/app/policy/PRESUBMIT.py
 # can load it too without having to load pyautolib.
 
 # DO NOT import pyauto from here! This file is required to run a presubmit
 # scripts that will always fail if pyautolib isn't available, which is common.
@@ skipping 273 matching lines @@
     'DeviceLoginScreenSaverId':
         (None, 'lcncmkcnkcdbbanbjakcencbaoegdjlp', [], ['chromeos']),
     'DeviceLoginScreenSaverTimeout': (None, 30000, [], ['chromeos']),
     'DeviceStartUpUrls': (None, ['http://google.com'], [], ['chromeos']),
     'DeviceAppPack': (None, [], [], ['chromeos']),
     'DeviceAutoUpdateDisabled': (None, True, [], ['chromeos']),
     'DeviceTargetVersionPrefix': (None, '1412.', [], ['chromeos']),
     'DeviceUpdateScatterFactor': (None, '7200', [], ['chromeos']),
     'DeviceUpdateAllowedConnectionTypes': (None, [], [], ['chromeos']),
     'ReportDeviceLocation': (None, False, [], ['chromeos']),
+    'DeviceTimezone': (None, 'Europe/Brussels', [], ['chromeos']),
 
     # Chrome Frame policies:
     'ChromeFrameRendererSettings': (None, 0, [], []),
     'RenderInChromeFrameList': (None, ['google.com'], [], []),
     'RenderInHostList': (None, ['google.com'], [], []),
     'ChromeFrameContentTypes': (None, ['text/xml'], [], []),
     'GCFUserDataDir': (None, '${user_name}/test-frame', [], []),
     'AdditionalLaunchParameters': (None, '--enable-media-stream', [], []),
   }