public BetterTypeAnalysis(MethodGen methodGen, CFG cfg, DepthFirstSearch dfs,
public BetterTypeAnalysis(MethodGen methodGen, String[] parameterSignatureList, CFG cfg, DepthFirstSearch dfs,
	public BetterTypeAnalysis(MethodGen methodGen, CFG cfg, DepthFirstSearch dfs,			TypeRepository typeRepository, TypeMerger typeMerger) {		super(dfs);		this.methodGen = methodGen;		this.cfg = cfg;		this.typeRepository = typeRepository;		this.typeMerger = typeMerger;	}