NS_NewXBLMutationHandler(nsIDOMEventReceiver* aRec, nsIXBLPrototypeHandler* aHandler, nsXBLMutationHandler** aResult)
NS_NewXBLMutationHandler(nsIDOMEventReceiver* aRec, nsXBLPrototypeHandler* aHandler, nsXBLMutationHandler** aResult)
NS_NewXBLMutationHandler(nsIDOMEventReceiver* aRec, nsIXBLPrototypeHandler* aHandler,                      nsXBLMutationHandler** aResult){  *aResult = new nsXBLMutationHandler(aRec, aHandler);  if (!*aResult)    return NS_ERROR_OUT_OF_MEMORY;  NS_ADDREF(*aResult);  return NS_OK;}