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