Add a policy pref for the --enable-memory-info flag.

chrome/test/functional/policy_prefs_ui.py

 #!/usr/bin/env python
 # Copyright (c) 2011 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.
 
 # If this test is failing, please check these steps.
 #
 # - You introduced a new policy:
 #   Cool! Edit |policies| below and add an entry for it. See the comment above
 #   it for the format.
@@ skipping 178 matching lines @@
     'ImportHistory': (False, [], [ 'win', 'mac', 'linux' ]),
     'ImportHomepage': (False, [], [ 'win', 'mac', 'linux' ]),
     'ImportSearchEngine': (False, [], [ 'win', 'mac', 'linux' ]),
     'ImportSavedPasswords': (False, [], [ 'win', 'mac', 'linux' ]),
     'MaxConnectionsPerProxy': (32, []),
     'HideWebStorePromo': (True, []),
     'URLBlacklist': ([ 'google.com' ], []),
     'URLWhitelist': ([ 'google.com' ], []),
     'EnterpriseWebStoreURL': ('', []),
     'EnterpriseWebStoreName': ('', []),
+    'EnableMemoryInfo': (True, []),
 
     # ChromeOS-only policies:
     'ChromeOsLockOnIdleSuspend': (True, [ PERSONAL ], [ 'chromeos' ]),
     'PolicyRefreshRate': (300000, [], [ 'chromeos' ]),
     'OpenNetworkConfiguration': ('', [], [ 'chromeos' ]),
 
     # ChromeOS Device policies:
     'DevicePolicyRefreshRate': (300000, [], []),
     'ChromeOsReleaseChannel': ('stable-channel', [], []),
     'DeviceOpenNetworkConfiguration': ('', [], []),
@@ skipping 128 matching lines @@
 
     self.SetPolicies(policy_dict)
     self.assertTrue(self.IsBannerVisible())
 
     self.SetPolicies({})
     self.assertFalse(self.IsBannerVisible())
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()