def resume_pass(deferred)
      deferred.exit_pass
      @delayer.new do
        next if deferred.spoiled?
        fiber.resume(nil).accept_request(worker: self,
                                         deferred: deferred)
      end
    end
def resume_pass(deferred)
      deferred.exit_pass
      @delayer.new do
        next if deferred.spoiled?
        fiber.resume(nil).accept_request(worker: self,
                                         deferred: deferred)
      end
    end
Tools#pass から復帰した時に呼ばれる。
 ==== Args
 [deferred] 現在実行中のDeferred