private BlobStore createBlobStore(ReplicaId replicaId, StoreConfig config,
      List<ReplicaStatusDelegate> replicaStatusDelegates) throws StoreException {
    storeMetrics = new StoreMetrics(new MetricRegistry());
    return createBlobStore(replicaId, config, replicaStatusDelegates, storeMetrics);
  }
Create {@link BlobStore} with the specified {@link ReplicaId}, {@link StoreConfig} and {@link ReplicaStatusDelegate}s.
@param replicaId The {@link ReplicaId} object.
@param config {@link StoreConfig} object.
@param replicaStatusDelegates {@link List} of {@link ReplicaSealStatus} objects.
@return BlobStore object.
ambry-store/src/test/java/com/github/ambry/store/BlobStoreTest.java