Fix fremontcutbuilder bug

lib/dom/scripts/fremontcutbuilder.py

 #!/usr/bin/python
 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 import database
 import databasebuilder
 import idlparser
 import logging.config
 import os.path
@@ skipping 181 matching lines @@
   webcore_dir = os.path.join(current_dir, '..', '..', '..',
                              'third_party', 'WebCore')
   if not os.path.exists(webcore_dir):
     raise RuntimeError('directory not found: %s' % webcore_dir)
 
   def visitor(arg, dir_name, names):
     for name in names:
       file_name = os.path.join(dir_name, name)
       (interface, ext) = os.path.splitext(file_name)
       if ext == '.idl' and not name.startswith('._'):
-        idl_files.add(file_name)
+        idl_files.append(file_name)

[Anton Muhin, 2012/04/17 11:05:58]

thanks a lot and sorry

 
   for dir_name in webkit_dirs:
     dir_path = os.path.join(webcore_dir, dir_name)
     os.path.walk(dir_path, visitor, None)
 
   database_dir = os.path.join(current_dir, '..', 'database')
   return build_database(idl_files, database_dir)
 
 if __name__ == '__main__':
   sys.exit(main())