nsHTMLAreaElement::GetPort(nsString& aPort)
nsHTMLAreaElement::GetPort(nsAWritableString& aPort)
nsHTMLAreaElement::GetPort(nsString& aPort){  nsAutoString href;  nsIURI *url;  nsresult result = NS_OK;    result = GetHref(href);  if (NS_OK == result) {    result = NS_NewURI(&url, href);    if (NS_OK == result) {      aPort.SetLength(0);      PRInt32 port;      (void)url->GetPort(&port);      if (-1 != port) {        aPort.AppendInt(port, 10);      }      NS_RELEASE(url);    }  }  return result;}