nsMathMLContainerFrame::AppendFrames(nsIPresContext* aPresContext, nsIPresShell&   aPresShell, nsIAtom*        aListName, nsIFrame*       aFrameList) { if (aListName) { return NS_ERROR_INVALID_ARG;
AppendFrames(nsIAtom*        aListName, nsIFrame*       aFrameList) { NS_ASSERTION(!aListName, "internal error"); nsresult rv = nsBlockFrame::AppendFrames(aListName, aFrameList); nsMathMLContainerFrame::ReLayoutChildren(this); return rv;
nsMathMLContainerFrame::AppendFrames(nsIPresContext* aPresContext,                                     nsIPresShell&   aPresShell,                                     nsIAtom*        aListName,                                     nsIFrame*       aFrameList){  if (aListName) {    return NS_ERROR_INVALID_ARG;  }  if (aFrameList) {    mFrames.AppendFrames(this, aFrameList);    return ChildListChanged(aPresContext, nsIDOMMutationEvent::ADDITION);  }  return NS_OK;}