return rank((LocalVariable) o1) - rank((LocalVariable) o2);
return rank((Variable) o1) - rank((Variable) o2);
	private void arrange(LocalVariable[] variables) {		Arrays.sort(variables, new Comparator() {			public int compare(Object o1, Object o2) {				return rank((LocalVariable) o1) - rank((LocalVariable) o2);			}						private int rank(LocalVariable l) {				return fUsedNames.contains(l.getName()) ? 1 : 0;			}		});	}