Add test for Khronos Group license and whitelist it.

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 38 matching lines @@
 
     # TODO(phajdan.jr): Make licensecheck not print BSD-like twice.
     'BSD-like MIT/X11 (BSD like)',
 
     'BSL (v1.0)',
     'GPL (v2 or later) with Bison parser exception',
     'GPL (v2 or later) with libtool exception',
     'GPL (v3 or later) with Bison parser exception',
     'GPL with Bison parser exception',
     'ISC',
+    'Khronos Group',

[Paweł Hajdan Jr., 2013/03/25 18:29:45]

Please move it to an exclusion section specific to the files you're adding
(PATH_SPECIFIC...). I don't think we should permit this one globally.

     'LGPL',
     'LGPL (v2)',
     'LGPL (v2 or later)',
     'LGPL (v2.1)',
     'LGPL (v3 or later)',
 
     # TODO(phajdan.jr): Make licensecheck convert that comma to a dot.
     'LGPL (v2,1 or later)',
 
     'LGPL (v2.1 or later)',
@@ skipping 469 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())