docs: @Override
    public <T, U, V> ReducedMetric<T, U, V> registerMetric(String name,
                                                           IReducer<T, U, V> reducer,
                                                           int timeBucketSizeInSecs) {
      return registerMetric(name, new ReducedMetric<>(reducer), timeBucketSizeInSecs);
    }