Make webview_licenses.py script to use licensecheck.pl

tools/checklicenses/checklicenses.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.
 
 """Makes sure that all files contain proper licensing information."""
 
 
 import optparse
 import os.path
@@ skipping 152 matching lines @@
     'ppapi/lib/gl/include': [
         'UNKNOWN',
     ],
     'ppapi/native_client/tests/earth/earth_image.inc': [
         'UNKNOWN',
     ],
 
     'third_party/WebKit': [
         'UNKNOWN',
     ],
+    'third_party/WebKit/Tools/Scripts/webkitpy/thirdparty/autoinstalled/pylint/test/'
+        'unittest_pyreverse_writer.py': [
+        'GPL (v2 or later)',
+    ],
     'third_party/WebKit/Websites/webkit.org/blog/wp-content/plugins/'
         'akismet/akismet.php': [
         'GPL (v2 or later)'
     ],
     'third_party/WebKit/Source/JavaScriptCore/tests/mozilla': [
         'GPL',
         'GPL (v2 or later)',
         'GPL (unversioned/unknown version)',
     ],
     'third_party/active_doc': [  # http://crbug.com/98113
@@ skipping 356 matching lines @@
   option_parser.add_option('--ignore-suppressions',
                            action='store_true',
                            default=False,
                            help='Ignore path-specific license whitelist.')
   options, args = option_parser.parse_args()
   return check_licenses(options, args)
 
 
 if '__main__' == __name__:
   sys.exit(main())