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