Make chromium.perf waterfall use official builds on Win.

masters/master.chromium.chrome/master.cfg

 # 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.
 
 from buildbot.changes import svnpoller
 from buildbot.scheduler import Scheduler
 
 # These modules come from scripts/master, which must be in the PYTHONPATH.
 from master import build_utils
 from master import master_utils
@@ skipping 82 matching lines @@
 # ----------------------------------------------------------------------------
 # FACTORIES
 
 F = chromium_factory.ChromiumFactory
 def win(): return F('src/build', 'win32')
 def mac(): return F('src/xcodebuild', 'darwin')
 def linux(): return F('src/out', 'linux2')
 def chromeos(): return F('src/out', 'linux2')
 
 # Please contact chrome-re before changing this _google_chrome_rel builder
+# Please keep master.chromium.perf in sync with this
 f_google_chrome_rel_win = win().ChromiumFactory(
     clobber=True,
     compile_timeout=4800,
     mode='google_chrome',
     project='all.sln;chrome_official_builder',
     tests=[],
     factory_properties={
         'gclient_env': {'GYP_DEFINES': 'branding=Chrome '
                         'component=static_library'}})
 
@@ skipping 130 matching lines @@
     enable_http_status_push=ActiveMaster.is_production_host)
 
 if TREE_GATE_KEEPER:
   import master_gatekeeper_cfg
   master_gatekeeper_cfg.Update(config, ActiveMaster, c)
 
 ####### PROJECT IDENTITY
 
 # Buildbot master url:
 c['buildbotURL'] = 'http://build.chromium.org/buildbot/chromium.chrome/'