MOZ_COUNT_CTOR(nsHTMLButtonElement);
nsHTMLButtonElement::nsHTMLButtonElement(nsIAtom* aTag){  MOZ_COUNT_CTOR(nsHTMLButtonElement);  NS_INIT_REFCNT();  mInner.Init(this, aTag);  mForm = nsnull;  mType = NS_FORM_BUTTON_BUTTON; // default}