Fix in readability improvement in apply_issue.

apply_issue.py

 #!/usr/bin/env python
 # 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.
 
 """Applies an issue from Rietveld.
 """
 import getpass
 import json
 import logging
 import optparse
 import os
 import subprocess
 import sys
 import urllib2
 
 import breakpad  # pylint: disable=W0611
 
 import annotated_gclient
 import auth
 import checkout
 import fix_encoding
 import gclient_utils
 import rietveld
 import scm
 
 BASE_DIR = os.path.dirname(os.path.abspath(__file__))
 
 
-RETURN_CODE_OK               = 0  # any other failure, likely patch apply one.
+RETURN_CODE_OK               = 0
 RETURN_CODE_OTHER_FAILURE    = 1  # any other failure, likely patch apply one.
 RETURN_CODE_ARGPARSE_FAILURE = 2  # default in python.
 RETURN_CODE_INFRA_FAILURE    = 3  # considered as infra failure.
 
 
 class Unbuffered(object):
   """Disable buffering on a file object."""
   def __init__(self, stream):
     self.stream = stream
 
@@ skipping 276 matching lines @@
   return RETURN_CODE_OK
 
 
 if __name__ == "__main__":
   fix_encoding.fix_encoding()
   try:
     sys.exit(main())
   except KeyboardInterrupt:
     sys.stderr.write('interrupted\n')
     sys.exit(RETURN_CODE_OTHER_FAILURE)