# File lib/gdata/auth/authsub.rb, line 133
      def revoke
        request = GData::HTTP::Request.new(REVOKE_HANDLER)
        sign_request!(request)
        service = GData::HTTP::DefaultService.new
        response = service.make_request(request)
        if response.status_code != 200
          raise GData::Client::AuthorizationError, 
            "#{response.status_code} : #{response.body}"
        end

      end