nsXBLBinding::GetInsertionPoint(nsIContent** aResult)
nsXBLBinding::GetInsertionPoint(nsIContent* aChild, nsIContent** aResult, PRUint32* aIndex, nsIContent** aDefaultContent)
nsXBLBinding::GetInsertionPoint(nsIContent** aResult){  *aResult = mChildrenElement;  NS_IF_ADDREF(*aResult);  return NS_OK;}