Only add --gerrit-patches argument or trybot runs

scripts/master/factory/chromeos_factory.py

 # Copyright (c) 2011 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.
 
 """Set of utilities to build the chromium master."""
 
 import os
 import re
 
 from buildbot.steps import trigger, shell
@@ skipping 238 matching lines @@
     cbuild_cmd += ['--buildroot=%s' % self.buildroot]
     cbuild_cmd += [('--revisionfile=%s' %
                    chromeos_revision_source.PFQ_REVISION_FILE)]
     # Below, WithProperties is appended to cbuild_cmd and rendered into a string
     # for each specific build at build-time.  When clobber is None, it renders
     # to an empty string.  When clobber is not None, it renders to the string
     # --clobber.  Note: the :+ after clobber controls this behavior and is not
     # a typo.
     cbuild_cmd.append(WithProperties('%s', 'clobber:+--clobber'))
 
-    cbuild_cmd.append(WithProperties("--gerrit-patches='%(gerrit_patches)s'"))
+    if self.trybot:
+      cbuild_cmd.append(WithProperties("--gerrit-patches='%(gerrit_patches)s'"))
 
     name = self.type
     if description_suffix:
       description = '%s_%s' % (name, description_suffix)
     else:
       description = name
 
     if self.chrome_root:
       cbuild_cmd.append('--chrome_root=%s' % self.chrome_root)
 
@@ skipping 107 matching lines @@
                               chromite_patch=chromite_patch)
     # TODO(sosa): Remove legacy support.
     if chrome_rev_stages:
       for chrome_rev in chrome_rev_stages:
         bot_params = '--chrome_rev=%s %s' % (chrome_rev, params)
         self.cbuildbot_type(bot_params, description_suffix=chrome_rev,
                             pass_revision=pass_revision, haltOnFailure=False)
     else:
       self.cbuildbot_type(params, haltOnFailure=False,
                           pass_revision=pass_revision)