Use OAuth2 token for sync

sync/tools/testserver/xmppserver.py

 # Copyright 2013 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.
 
 """A bare-bones and non-compliant XMPP server.
 
 Just enough of the protocol is implemented to get it to work with
 Chrome's sync notification system.
 """
 
@@ skipping 195 matching lines @@
     '<stream:stream from="%s" id="%s" '
     'version="1.0" xmlns:stream="http://etherx.jabber.org/streams" '
     'xmlns="jabber:client">')
 
   # Used when in the _INITIAL_STREAM_NEEDED state.
   _AUTH_STANZA = ParseXml(
     '<stream:features xmlns:stream="http://etherx.jabber.org/streams">'
     '  <mechanisms xmlns="urn:ietf:params:xml:ns:xmpp-sasl">'
     '    <mechanism>PLAIN</mechanism>'
     '    <mechanism>X-GOOGLE-TOKEN</mechanism>'
+    '    <mechanism>X-OAUTH2</mechanism>'
     '  </mechanisms>'
     '</stream:features>')
 
   # Used when in the _AUTH_NEEDED state.
   _AUTH_SUCCESS_STANZA = ParseXml(
     '<success xmlns="urn:ietf:params:xml:ns:xmpp-sasl"/>')
 
   # Used when in the _AUTH_NEEDED state.
   _AUTH_FAILURE_STANZA = ParseXml(
     '<failure xmlns="urn:ietf:params:xml:ns:xmpp-sasl"/>')
@@ skipping 359 matching lines @@
     self._connections.discard(xmpp_connection)
     self._handshake_done_connections.discard(xmpp_connection)
 
   def ForwardNotification(self, unused_xmpp_connection, notification_stanza):
     if self._notifications_enabled:
       for connection in self._handshake_done_connections:
         print 'Sending notification to %s' % connection
         connection.ForwardNotification(notification_stanza)
     else:
       print 'Notifications disabled; dropping notification'