XULContentSinkImpl::HandleDoctypeDecl(const PRUnichar *aDoctype, PRUint32 aLength)
XULContentSinkImpl::HandleDoctypeDecl(const PRUnichar *aDoctype, PRUint32 aLength, nsISupports* aCatalogData)
XULContentSinkImpl::HandleDoctypeDecl(const PRUnichar *aDoctype, PRUint32 aLength){    return NS_OK;}