Preparation work for third_party/openh264 build-from-src CL

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 json
 import optparse
@@ skipping 440 matching lines @@
     ],
     'third_party/mesa/src': [
         'GPL (v2)',
         'GPL (v3 or later)',
         'MIT/X11 (BSD like) GPL (v3 or later) with Bison parser exception',
         'UNKNOWN',  # http://crbug.com/98450
     ],
     'third_party/modp_b64': [
         'UNKNOWN',
     ],
+    # Missing license headers in openh264 sources: https://github.com/cisco/openh264/issues/2233
+    'third_party/openh264/src': [
+        'UNKNOWN',
+    ],
     'third_party/openmax_dl/dl' : [
         'Khronos Group',
     ],
     'third_party/openssl': [  # http://crbug.com/98451
         'UNKNOWN',
     ],
     'third_party/boringssl': [
         # There are some files in BoringSSL which came from OpenSSL and have no
         # license in them. We don't wish to add the license header ourselves
         # thus we don't expect to pass license checks.
@@ skipping 283 matching lines @@
                            action='store_true',
                            default=False,
                            help='Ignore path-specific license whitelist.')
   option_parser.add_option('--json', help='Path to JSON output file')
   options, args = option_parser.parse_args()
   return check_licenses(options, args)
 
 
 if '__main__' == __name__:
   sys.exit(main())