Add trybots running the sizes step using CQ_EXTRA_TRYBOTS

tools/roll_webrtc.py

 #!/usr/bin/env python
 # Copyright 2015 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.
 
 import argparse
 import collections
 import logging
 import os
 import re
@@ skipping 20 matching lines @@
 CL_ISSUE_RE = re.compile('^Issue number: ([0-9]+) \((.*)\)$')
 RIETVELD_URL_RE = re.compile('^https?://(.*)/(.*)')
 ROLL_BRANCH_NAME = 'special_webrtc_roll_branch'
 TRYJOB_STATUS_SLEEP_SECONDS = 30
 
 # Use a shell for subcommands on Windows to get a PATH search.
 IS_WIN = sys.platform.startswith('win')
 WEBRTC_PATH = os.path.join('third_party', 'webrtc')
 LIBJINGLE_PATH = os.path.join('third_party', 'libjingle', 'source', 'talk')
 LIBJINGLE_README = os.path.join('third_party', 'libjingle', 'README.chromium')
+# Run these CQ trybots in addition to the default ones in infra/config/cq.cfg.
+EXTRA_TRYBOTS = ('tryserver.chromium.linux:linux_chromium_archive_rel_ng,'
+                 'tryserver.chromium.mac:mac_chromium_archive_rel_ng')
 
 # Result codes from build/third_party/buildbot_8_4p1/buildbot/status/results.py
 # plus the -1 code which is used when there's no result yet.
 TRYJOB_STATUS = {
   -1: 'RUNNING',
   0: 'SUCCESS',
   1: 'WARNINGS',
   2: 'FAILURE',
   3: 'SKIPPED',
   4: 'EXCEPTION',
@@ skipping 126 matching lines @@
                                               libjingle_new.git_commit)
 
   description = [ '-m', 'Roll ' + webrtc_str + delim + libjingle_str ]
   if webrtc_str:
     description.extend(['-m', webrtc_str])
     description.extend(['-m', 'Changes: %s' % webrtc_changelog_url])
   if libjingle_str:
     description.extend(['-m', libjingle_str])
     description.extend(['-m', 'Changes: %s' % libjingle_changelog_url])
   description.extend(['-m', 'TBR='])
+  description.extend(['-m', 'CQ_EXTRA_TRYBOTS=%s' % EXTRA_TRYBOTS])
   return description
 
 
 class AutoRoller(object):
   def __init__(self, chromium_src):
     self._chromium_src = chromium_src
 
   def _RunCommand(self, command, working_dir=None, ignore_exit_code=False,
                   extra_env=None):
     """Runs a command and returns the stdout from that command.
@@ skipping 236 matching lines @@
   if args.abort:
     return autoroller.Abort()
   elif args.wait_for_trybots:
     return autoroller.WaitForTrybots()
   else:
     return autoroller.PrepareRoll(args.dry_run, args.ignore_checks,
                                   args.no_commit, args.close_previous_roll)
 
 if __name__ == '__main__':
   sys.exit(main())