[Android] Don't use a device blacklist if one isn't provided. (RELAND)

build/android/buildbot/bb_device_steps.py

 #!/usr/bin/env python
 # Copyright (c) 2013 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 collections
 import glob
 import hashlib
 import json
 import os
@@ skipping 428 matching lines @@
     provision_cmd.append('--auto-reconnect')
   if options.skip_wipe:
     provision_cmd.append('--skip-wipe')
   if options.disable_location:
     provision_cmd.append('--disable-location')
   RunCmd(provision_cmd, halt_on_failure=True)
 
 
 def DeviceStatusCheck(options):
   bb_annotations.PrintNamedStep('device_status_check')
-  cmd = ['build/android/buildbot/bb_device_status_check.py']
+  cmd = [
+      'build/android/buildbot/bb_device_status_check.py',
+      '--blacklist-file', 'out/bad_devices.json',
+  ]
   if options.restart_usb:
     cmd.append('--restart-usb')
   RunCmd(cmd, halt_on_failure=True)
 
 
 def GetDeviceSetupStepCmds():
   return [
       ('device_status_check', DeviceStatusCheck),
       ('provision_devices', ProvisionDevices),
   ]
@@ skipping 273 matching lines @@
 
   if options.coverage_bucket:
     setattr(options, 'coverage_dir',
             os.path.join(CHROME_OUT_DIR, options.target, 'coverage'))
 
   MainTestWrapper(options)
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv))