NS_NewTreeColFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame, PRBool aIsRoot,
NS_NewTreeColFrame(nsIPresShell* aPresShell, PRBool aIsRoot,
NS_NewTreeColFrame(nsIPresShell* aPresShell, nsIFrame** aNewFrame, PRBool aIsRoot,                    nsIBoxLayout* aLayoutManager){  NS_PRECONDITION(aNewFrame, "null OUT ptr");  if (nsnull == aNewFrame) {    return NS_ERROR_NULL_POINTER;  }  nsTreeColFrame* it = new (aPresShell) nsTreeColFrame(aPresShell, aIsRoot, aLayoutManager);  if (!it)    return NS_ERROR_OUT_OF_MEMORY;  *aNewFrame = it;  return NS_OK;  } // NS_NewTreeColFrame