inline nsISupports* nsHTMLValue::GetISupportsValue(void) const
inline already_AddRefed<nsISupports> nsHTMLValue::GetISupportsValue(void) const
inline nsISupports* nsHTMLValue::GetISupportsValue(void) const{  NS_ASSERTION(mUnit == eHTMLUnit_ISupports, "not an ISupports value");  if (mUnit == eHTMLUnit_ISupports) {    nsISupports *result = mValue.mISupports;    NS_IF_ADDREF(result);    return result;  }  return nsnull;}