nsEvent event(NS_FORM_CHANGE);
nsEvent event(PR_TRUE, NS_FORM_CHANGE);
nsHTMLInputElement::FireOnChange(){  //  // Since the value is changing, send out an onchange event (bug 23571)  //  nsEventStatus status = nsEventStatus_eIgnore;  nsEvent event(NS_FORM_CHANGE);  nsCOMPtr<nsPresContext> presContext = GetPresContext();  HandleDOMEvent(presContext, &event, nsnull, NS_EVENT_FLAG_INIT, &status);}