Method TestWorkerWithNoCb

test/async_progress_worker.cc:63–65

 private:
  TestWorkerWithNoCb(Napi::Env env, Function cb) : AsyncProgressWorker(env) {
    _cb.Reset(cb, 1);
  }
  TestWorkerWithNoCb(Napi::Env env, const char* resourceName, Function cb)
      : AsyncProgressWorker(env, resourceName) {
    _cb.Reset(cb, 1);