Use 'draft' status to restrict access to private Gerrit reviews

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 __future__ import print_function
@@ skipping 2602 matching lines @@
     if options.cc:
       cc.extend(options.cc)
     cc = filter(None, cc)
     if cc:
       refspec_opts.extend('cc=' + email.strip() for email in cc)
 
     reviewers = change_desc.get_reviewers()
     if reviewers:
       refspec_opts.extend('r=' + email.strip() for email in reviewers)
 
+    if options.private:
+      refspec_opts.append('draft')
+
     refspec_suffix = ''
     if refspec_opts:
       refspec_suffix = '%' + ','.join(refspec_opts)
       assert ' ' not in refspec_suffix, (
           'spaces not allowed in refspec: "%s"' % refspec_suffix)
     refspec = '%s:refs/for/%s%s' % (ref_to_push, branch, refspec_suffix)
 
     push_stdout = gclient_utils.CheckCallAndFilter(
         ['git', 'push', gerrit_remote, refspec],
         print_stdout=True,
@@ skipping 2641 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)