Set window_manager: False on Linux Tests bot.

masters/master.chromium.linux/master_linux_cfg.py

 # 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 master import master_config
 from master.factory import chromium_factory
 
 defaults = {}
 
 helper = master_config.Helper(defaults)
@@ skipping 148 matching lines @@
       'printing',
       'remoting',
       'sandbox_linux_unittests',
       'ui_unittests',
       'unit_sql',
       'unit_sync',
       'unit_unit',
       'webkit_compositor_bindings_unittests',
     ],
     factory_properties={'sharded_tests': sharded_tests,
+                        'window_manager': 'False',
                         'generate_gtest_json': True}))
 
 B('Linux Sync',
   'rel_sync',
   'testers',
   'linux_rel_trigger',
   notify_on_missing=True)
 F('rel_sync', linux_tester().ChromiumFactory(
     slave_type='Tester',
     build_url=rel_archive,
@@ skipping 277 matching lines @@
     factory_properties={
       'gclient_env': {
         'GYP_GENERATORS':'ninja',
         'GYP_DEFINES':
           'clang=1 clang_use_chrome_plugins=1 fastbuild=1 '
             'test_isolation_mode=noop',
     }}))
 
 def Update(_config, _active_master, c):
   return helper.Update(c)