private NLSHolder(NLSSubstitution[] substitutions, NLSLine[] lines, ICompilationUnit cu) { fSubstitutions= substitutions; fLines= lines;
private NLSHolder(NLSSubstitution[] substitutions) { fSubstitutions= substitutions;
	private NLSHolder(NLSSubstitution[] substitutions, NLSLine[] lines, ICompilationUnit cu) {		fSubstitutions= substitutions;		fLines= lines;		propertyMap.clear();	}