Revert of Gerrit git cl: temporary disable cc option on upload.

git_cl.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.
 
 # Copyright (C) 2008 Evan Martin <martine@danga.com>
 
 """A git-command for integrating reviews on Rietveld and Gerrit."""
 
 from distutils.version import LooseVersion
@@ skipping 2480 matching lines @@
         DieWithError('Must specify reviewers to send email.')
       refspec_opts.append('notify=ALL')
     else:
       refspec_opts.append('notify=NONE')
 
     cc = self.GetCCList().split(',')
     if options.cc:
       cc.extend(options.cc)
     cc = filter(None, cc)
     if cc:
-      # refspec_opts.extend('cc=' + email.strip() for email in cc)
-      # TODO(tandrii): enable this back. http://crbug.com/604377
-      print('WARNING: Gerrit doesn\'t yet support cc-ing arbitrary emails.\n'
-            '         Ignoring cc-ed emails. See http://crbug.com/604377.')
+      refspec_opts.extend('cc=' + email.strip() for email in cc)
 
     if change_desc.get_reviewers():
       refspec_opts.extend('r=' + email.strip()
                           for email in change_desc.get_reviewers())
 
     refspec_suffix = ''
     if refspec_opts:
       refspec_suffix = '%' + ','.join(refspec_opts)
       assert ' ' not in refspec_suffix, (
           'spaces not allowed in refspec: "%s"' % refspec_suffix)
@@ skipping 2420 matching lines @@
 if __name__ == '__main__':
   # These affect sys.stdout so do it outside of main() to simplify mocks in
   # unit testing.
   fix_encoding.fix_encoding()
   setup_color.init()
   try:
     sys.exit(main(sys.argv[1:]))
   except KeyboardInterrupt:
     sys.stderr.write('interrupted\n')
     sys.exit(1)