@Override
        public Set<SourceVersion> getSourceVersions() {
            return delegate.getSourceVersions();
        }

        @Override
        public int isSupportedOption(String option) {
            return delegate.isSupportedOption(option);
        }

        @Override
        public JavaCompiler.CompilationTask makeIncremental(JavaCompiler.CompilationTask task, Map<String, Set<String>> sourceToClassMapping,