Remove non-standard document.createEvent('WebKitTransitionEvent').

third_party/WebKit/Source/build/scripts/make_event_factory.py

 #!/usr/bin/env python
 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 74 matching lines @@
             or name == 'MutationEvent'
             or name == 'MutationEvents'
             or name == 'PageTransitionEvent'
             or name == 'PopStateEvent'
             or name == 'StorageEvent'
             or name == 'SVGEvents'
             or name == 'TextEvent'
             or name == 'TrackEvent'
             or name == 'TransitionEvent'
             or name == 'WebGLContextEvent'
-            or name == 'WebKitTransitionEvent'
             or name == 'WheelEvent')
 
 
 def measure_name(name):
     return 'DocumentCreateEvent' + name
 
 
 class EventFactoryWriter(json5_generator.Writer):
     default_parameters = {
         'ImplementedAs': None,
@@ skipping 69 matching lines @@
     def generate_implementation(self):
         return {
             'namespace': self.namespace,
             'suffix': self.suffix,
             'events': self.json5_file.name_dictionaries,
         }
 
 
 if __name__ == "__main__":
     json5_generator.Maker(EventFactoryWriter).main()