Reland of git cl try: don't skip presubmit builders, but set dry_run property.

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 319 matching lines @@
               'category': category,
               'issue': issue,
               'master': master,
               'patch_project': issue_props['project'],
               'patch_storage': 'rietveld',
               'patchset': patchset,
               'reason': options.name,
               'rietveld': rietveld_url,
           },
       }
+      if 'presubmit' in builder.lower():

[tandrii(chromium), 2016/04/28 19:39:52]

derp

+        parameters['properties']['dry_run'] = 'true'
       if tests:
         parameters['properties']['testfilter'] = tests
       if properties:
         parameters['properties'].update(properties)
       if options.clobber:
         parameters['properties']['clobber'] = True
       batch_req_body['builds'].append(
           {
               'bucket': bucket,
               'parameters_json': json.dumps(parameters),
@@ skipping 3959 matching lines @@
         # location.
         cq_cfg = os.path.join(change.RepositoryRoot(),
                               'infra', 'config', 'cq.cfg')
         if os.path.exists(cq_cfg):
           masters = {}
           cq_masters = commit_queue.get_master_builder_map(
               cq_cfg, include_experimental=False, include_triggered=False)
           for master, builders in cq_masters.iteritems():
             for builder in builders:
               # Skip presubmit builders, because these will fail without LGTM.
-              if 'presubmit' not in builder.lower():
-                masters.setdefault(master, {})[builder] = ['defaulttests']
+              masters.setdefault(master, {})[builder] = ['defaulttests']
           if masters:
             return masters
 
     if not options.bot:
       parser.error('No default try builder to try, use --bot')
 
     builders_and_tests = {}
     # TODO(machenbach): The old style command-line options don't support
     # multiple try masters yet.
     old_style = filter(lambda x: isinstance(x, basestring), options.bot)
@@ skipping 523 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)