EmbellishOperator();
  SetInitialChildList(nsIPresContext* aPresContext,                      nsIAtom*        aListName,                      nsIFrame*       aChildList)  {    nsresult rv;    rv = nsMathMLContainerFrame::SetInitialChildList(aPresContext, aListName, aChildList);    UpdatePresentationDataFromChildAt(1, 1, PR_FALSE);    InsertScriptLevelStyleContext(aPresContext);    return rv;  }