EnumInstance ei = ts.enumInstance(position(), ct, JL5Flags.NONE, name);
EnumInstance ei = ts.enumInstance(position(), ct, JL5Flags.NONE, name, anonType);
    public Node disambiguate(AmbiguityRemover ar) throws SemanticException {        if (ar.kind() == AmbiguityRemover.SIGNATURES){            Context c = ar.context();            JL5TypeSystem ts = (JL5TypeSystem)ar.typeSystem();            ParsedClassType ct = c.currentClassScope();                        EnumInstance ei = ts.enumInstance(position(), ct, JL5Flags.NONE, name);            return enumInstance(ei);        }        return this;    }