Simplify V8 wrapper generation for Event objects

Source/bindings/core/v8/custom/V8EventCustom.cpp

 /*
  * Copyright (C) 2010 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 48 matching lines @@
 v8::Handle<v8::Object> wrap(Event* event, v8::Handle<v8::Object> creationContext, v8::Isolate *isolate)
 {
     ASSERT(event);
 
     String desiredInterface = event->interfaceName();
 
     // We need to check Event first to avoid infinite recursion.
     if (EventNames::Event == desiredInterface)
         return V8Event::createWrapper(event, creationContext, isolate);
 
-    EVENT_INTERFACES_FOR_EACH(TRY_TO_WRAP_WITH_INTERFACE)
+    EVENT_INTERFACES_FOR_EACH(TRY_TO_WRAP_WITH_INTERFACE);
 
-    v8::Handle<v8::Object> wrapper = ModuleProxy::moduleProxy().wrapForEvent(event, creationContext, isolate);
-    if (!wrapper.IsEmpty())
-        return wrapper;
-    return V8Event::createWrapper(event, creationContext, isolate);
+    return ModuleProxy::moduleProxy().wrapForEvent(event, creationContext, isolate);
 }
 
 } // namespace blink