NS_PRECONDITION(aNewFrame, "null OUT ptr"); if (nsnull == aNewFrame) { return NS_ERROR_NULL_POINTER; } nsGroupBoxFrame* it = new (aPresShell) nsGroupBoxFrame(aPresShell); if (!it) { return NS_ERROR_OUT_OF_MEMORY; }  *aNewFrame = it; return NS_OK;
return new (aPresShell) nsGroupBoxFrame(aPresShell);
NS_NewGroupBoxFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame){  NS_PRECONDITION(aNewFrame, "null OUT ptr");  if (nsnull == aNewFrame) {    return NS_ERROR_NULL_POINTER;  }  nsGroupBoxFrame* it = new (aPresShell) nsGroupBoxFrame(aPresShell);  if (!it) {    return NS_ERROR_OUT_OF_MEMORY;  }    *aNewFrame = it;  return NS_OK;}