nsDeckFrame* it = new (aPresShell) nsDeckFrame(aPresShell);
nsDeckFrame* it = new (aPresShell) nsDeckFrame(aPresShell, aLayoutManager);
NS_NewDeckFrame ( nsIPresShell* aPresShell, nsIFrame** aNewFrame ){  NS_PRECONDITION(aNewFrame, "null OUT ptr");  if (nsnull == aNewFrame) {    return NS_ERROR_NULL_POINTER;  }  nsDeckFrame* it = new (aPresShell) nsDeckFrame(aPresShell);  if (nsnull == it)    return NS_ERROR_OUT_OF_MEMORY;  *aNewFrame = it;  return NS_OK;  } // NS_NewDeckFrame