# File lib/declarative_authorization/development_support/change_analyzer.rb, line 245
      def relevant_roles (approach)
        #return AnalyzerEngine.roles(approach.engine)
        (AnalyzerEngine.relevant_roles(approach.engine, approach.users) +
            (approach.engine.roles.include?(:new_role_for_change_analyzer) ?
               [AnalyzerEngine::Role.for_sym(:new_role_for_change_analyzer, approach.engine)] : [])).uniq
      end