Revert of [devil] Extract logging common behavior to its own module.

devil/devil/android/tools/cpufreq.py

 #! /usr/bin/env python
 # Copyright 2016 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 script to manipulate device CPU frequency."""
 
 import argparse
 import os
 import pprint
 import sys
 
 if __name__ == '__main__':
   sys.path.append(
       os.path.abspath(os.path.join(os.path.dirname(__file__),
                                    '..', '..', '..')))
 
 from devil.android import device_utils
 from devil.android.perf import perf_control
 from devil.android.tools import script_common
-from devil.utils import logging_common
+from devil.utils import run_tests_helper
 
 
 def SetScalingGovernor(device, args):
   p = perf_control.PerfControl(device)
   p.SetScalingGovernor(args.governor)
 
 
 def GetScalingGovernor(device, _args):
   p = perf_control.PerfControl(device)
   for cpu, governor in p.GetScalingGovernor():
     print '%s %s: %s' % (str(device), cpu, governor)
 
 
 def ListAvailableGovernors(device, _args):
   p = perf_control.PerfControl(device)
   for cpu, governors in p.ListAvailableGovernors():
     print '%s %s: %s' % (str(device), cpu, pprint.pformat(governors))
 
 
 def main(raw_args):
   parser = argparse.ArgumentParser()
-  logging_common.AddLoggingArguments(parser)
   script_common.AddEnvironmentArguments(parser)
   parser.add_argument(
       '--device', dest='devices', action='append', default=[],
       help='Devices for which the governor should be set. Defaults to all.')
+  parser.add_argument(
+      '-v', '--verbose', action='count',
+      help='Log more.')
 
   subparsers = parser.add_subparsers()
 
   set_governor = subparsers.add_parser('set-governor')
   set_governor.add_argument(
       'governor',
       help='Desired CPU governor.')
   set_governor.set_defaults(func=SetScalingGovernor)
 
   get_governor = subparsers.add_parser('get-governor')
   get_governor.set_defaults(func=GetScalingGovernor)
 
   list_governors = subparsers.add_parser('list-governors')
   list_governors.set_defaults(func=ListAvailableGovernors)
 
   args = parser.parse_args(raw_args)
 
-  logging_common.InitializeLogging(args)
+  run_tests_helper.SetLogLevel(args.verbose)
   script_common.InitializeEnvironment(args)
 
   devices = device_utils.DeviceUtils.HealthyDevices(device_arg=args.devices)
 
   parallel_devices = device_utils.DeviceUtils.parallel(devices)
   parallel_devices.pMap(args.func, args)
 
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))