Enumerate the return value of dispatchEvent so it is clear.

third_party/WebKit/Source/core/events/GestureEvent.cpp

 /*
  * Copyright (C) 2012 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 copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 108 matching lines @@
     , m_deltaX(deltaX)
     , m_deltaY(deltaY)
     , m_velocityX(velocityX)
     , m_velocityY(velocityY)
     , m_inertial(inertial)
     , m_source(source)
     , m_resendingPluginId(resendingPluginId)
 {
 }
 
-PassRefPtrWillBeRawPtr<EventDispatchMediator> GestureEvent::createMediator()
-{
-    return GestureEventDispatchMediator::create(this);
-}
-
 DEFINE_TRACE(GestureEvent)
 {
     MouseRelatedEvent::trace(visitor);
 }
 
-GestureEventDispatchMediator::GestureEventDispatchMediator(PassRefPtrWillBeRawPtr<GestureEvent> gestureEvent)
-    : EventDispatchMediator(gestureEvent)
-{
-}
-
-GestureEvent& GestureEventDispatchMediator::event() const
-{
-    return toGestureEvent(EventDispatchMediator::event());
-}
-
-bool GestureEventDispatchMediator::dispatchEvent(EventDispatcher& dispatcher) const
-{
-    dispatcher.dispatch();
-    ASSERT(!event().defaultPrevented());
-    return event().defaultHandled() || event().defaultPrevented();
-}
-
 } // namespace blink