Add UMA stats for Chromoting connection details.

tools/metrics/actions/extract_actions.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.
 
 """Extract UserMetrics "actions" strings from the Chrome source.
 
 This program generates the list of known actions we expect to see in the
 user behavior logs.  It walks the Chrome source, looking for calls to
@@ skipping 297 matching lines @@
   actions.add('ConnectivityDiagnostics.LaunchSource.WebStore')
   actions.add('ConnectivityDiagnostics.UA.LogsShown')
   actions.add('ConnectivityDiagnostics.UA.PassingTestsShown')
   actions.add('ConnectivityDiagnostics.UA.SettingsShown')
   actions.add('ConnectivityDiagnostics.UA.TestResultExpanded')
   actions.add('ConnectivityDiagnostics.UA.TestSuiteRun')
 
   # Actions sent by 'Ok Google' Hotwording.
   actions.add('Hotword.HotwordTrigger')
 
+  # Actions sent by the Chrome Remote Desktop extension.
+  actions.add('Chromoting.Connections.Authenticated')
+  actions.add('Chromoting.Connections.Closed')
+  actions.add('Chromoting.Connections.Connected')
+  actions.add('Chromoting.Connections.Connecting')
+  actions.add('Chromoting.Connections.Dropped')
+
 
 class InvalidStatementException(Exception):
   """Indicates an invalid statement was found."""
 
 
 class ActionNameFinder:
   """Helper class to find action names in source code file."""
 
   def __init__(self, path, contents):
     self.__path = path
@@ skipping 418 matching lines @@
 
   return PrettyPrint(actions, actions_dict, comment_nodes)
 
 
 def main(argv):
   presubmit_util.DoPresubmitMain(argv, 'actions.xml', 'actions.old.xml',
                                  'extract_actions.py', UpdateXml)
 
 if '__main__' == __name__:
   sys.exit(main(sys.argv))