Add a new policy to allow for release channel delegation.

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.
 
 class PolicyPrefsTestCases(object):
   """A list of test cases for policy_prefs_ui.py."""
@@ skipping 158 matching lines @@
     'DisablePrintPreview': (True, [], [ 'win', 'mac', 'linux' ]),
 
     # ChromeOS-only policies:
     'ChromeOsLockOnIdleSuspend': (True, [ PERSONAL ], [ 'chromeos' ]),
     'PolicyRefreshRate': (300000, [], [ 'chromeos' ]),
     'OpenNetworkConfiguration': ('', [], [ 'chromeos' ]),
 
     # ChromeOS Device policies:
     'DevicePolicyRefreshRate': (300000, [], []),
     'ChromeOsReleaseChannel': ('stable-channel', [], []),
+    'ChromeOsReleaseChannelDelegated': (False, [], []),
     'DeviceOpenNetworkConfiguration': ('', [], []),
     'ReportDeviceVersionInfo': (True, [], []),
     'ReportDeviceActivityTimes': (True, [], []),
     'ReportDeviceBootMode': (True, [], []),
     'DeviceAllowNewUsers': (True, [], []),
     'DeviceUserWhitelist': ([], [], []),
     'DeviceGuestModeEnabled': (True, [], []),
     'DeviceShowUserNamesOnSignin': (True, [], []),
     'DeviceDataRoamingEnabled': (True, [], []),
     'DeviceMetricsReportingEnabled': (True, [], []),
     'DeviceEphemeralUsersEnabled': (True, [], []),
     'DeviceIdleLogoutTimeout': (60000, [], []),
     'DeviceIdleLogoutWarningDuration': (15000, [], []),
     'DeviceLoginScreenSaverId': ('lcncmkcnkcdbbanbjakcencbaoegdjlp', [], []),
     'DeviceLoginScreenSaverTimeout': (30000, [], []),
 
     # Chrome Frame policies:
     'ChromeFrameRendererSettings': (0, [], []),
     'RenderInChromeFrameList': ([ 'google.com' ], [], []),
     'RenderInHostList': ([ 'google.com' ], [], []),
     'ChromeFrameContentTypes': ([ 'text/xml' ], [], []),
     'GCFUserDataDir': ('${user_name}/test-frame', [], []),
   }