[Android] Add a configurable environment for devil/.

build/android/buildbot/bb_device_status_check.py

 #!/usr/bin/env python
 #
 # Copyright 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.
 
 """A class to keep track of devices across builds and report state."""
 
 import argparse
 import json
 import logging
 import os
 import psutil
 import re
 import signal
 import sys
 
 sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
+from devil import devil_env
 from devil.android import battery_utils
 from devil.android import device_blacklist
 from devil.android import device_errors
 from devil.android import device_list
 from devil.android import device_utils
 from devil.android.sdk import adb_wrapper
 from devil.utils import lsusb
 from devil.utils import reset_usb
 from devil.utils import run_tests_helper
 from pylib import constants
@@ skipping 251 matching lines @@
   parser.add_argument('--json-output',
                       help='Output JSON information into a specified file.')
   parser.add_argument('--blacklist-file', help='Device blacklist JSON file.')
   parser.add_argument('-v', '--verbose', action='count', default=1,
                       help='Log more information.')
 
   args = parser.parse_args()
 
   run_tests_helper.SetLogLevel(args.verbose)
 
+  devil_env.config.Initialize()
+
   blacklist = (device_blacklist.Blacklist(args.blacklist_file)
                if args.blacklist_file
                else None)
 
   last_devices_path = os.path.join(
       args.out_dir, device_list.LAST_DEVICES_FILENAME)
   try:
     expected_devices = set(
         device_list.GetPersistentDeviceList(last_devices_path))
   except IOError:
@@ skipping 62 matching lines @@
   live_devices = [status['serial'] for status in statuses
                   if (status['adb_status'] == 'device'
                       and not _IsBlacklisted(status['serial'], blacklist))]
 
   # If all devices failed, or if there are no devices, it's an infra error.
   return 0 if live_devices else constants.INFRA_EXIT_CODE
 
 
 if __name__ == '__main__':
   sys.exit(main())