# File lib/declarative_authorization/development_support/change_supporter.rb, line 613
      def self.relevant_roles (approach)
        (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