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

devil/devil/android/tools/screenshot.py

Index: devil/devil/android/tools/screenshot.py
diff --git a/devil/devil/android/tools/screenshot.py b/devil/devil/android/tools/screenshot.py
index 3b3335c25615718ad859c28bdaabe28261171507..01b56b2604b1ce38681a3ee4cbcea91140b8345b 100755
--- a/devil/devil/android/tools/screenshot.py
+++ b/devil/devil/android/tools/screenshot.py
@@ -15,7 +15,6 @@
       os.path.dirname(__file__), '..', '..', '..')))
 from devil.android import device_utils
 from devil.android.tools import script_common
-from devil.utils import logging_common
 
 logger = logging.getLogger(__name__)
 
@@ -23,17 +22,21 @@
 def main():
   # Parse options.
   parser = argparse.ArgumentParser(description=__doc__)
-  logging_common.AddLoggingArguments(parser)
   script_common.AddDeviceArguments(parser)
   parser.add_argument('-f', '--file', metavar='FILE',
                       help='Save result to file instead of generating a '
                            'timestamped file name.')
+  parser.add_argument('-v', '--verbose', action='store_true',
+                      help='Verbose logging.')
   parser.add_argument('host_file', nargs='?',
                       help='File to which the screenshot will be saved.')
 
   args = parser.parse_args()
+
   host_file = args.host_file or args.file
-  logging_common.InitializeLogging(args)
+
+  if args.verbose:
+    logging.getLogger().setLevel(logging.DEBUG)
 
   devices = script_common.GetDevices(args.devices, args.blacklist_file)