public UnconditionalDerefAnalysis(ReverseDepthFirstSearch rdfs) {
public UnconditionalDerefAnalysis( ReverseDepthFirstSearch rdfs, CFG cfg, MethodGen methodGen, ValueNumberDataflow vnaDataflow, TypeDataflow typeDataflow) {
	public UnconditionalDerefAnalysis(ReverseDepthFirstSearch rdfs) {		super(rdfs);	}