Updating metadata after Chrome rolls.

tools/dom/scripts/dartmetadata.py

 #!/usr/bin/python
 # Copyright (c) 2012, 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.
 
 """This module provides shared functionality to provide Dart metadata for
 DOM APIs.
 """
 
 import copy
@@ skipping 707 matching lines @@
       elif dart_action == 'experimental':
         if comment:
           annotations.append('// %s' % comment)
         annotations.append('@Experimental // %s' % support_level)
       elif dart_action == 'suppress':
         if comment:
           annotations.append('// %s' % comment)
         annotations.append('@deprecated // %s' % support_level)
         # TODO (blois): suppress generation of these APIs as a separate CL.
         pass
+      elif dart_action == 'stable':
+        pass
       else:
         _logger.warn('Unknown dart_action - %s:%s' % (interface_id, member_id))
     elif support_level == 'untriaged':
       annotations.append('@Experimental // untriaged')
     elif support_level == 'experimental':
       if comment:
         annotations.append('// %s' % comment)
       annotations.append('@Experimental')
     elif support_level == 'nonstandard':
       if comment:
         annotations.append('// %s' % comment)
       annotations.append('@Experimental // non-standard')
     elif support_level == 'stable':
       pass
     elif support_level == 'deprecated':
       if comment:
         annotations.append('// %s' % comment)
       annotations.append('@deprecated')
     elif support_level is None:
       pass
     else:
       _logger.warn('Unknown support_level - %s:%s' % (interface_id, member_id))
 
     return annotations
 
   def Flush(self):
     json_file = open(self._api_status_path, 'w+')
     json.dump(self._types, json_file, indent=2, separators=(',', ': '), sort_keys=True)
     json_file.close()