code: @Override
    public ApiFuture<Void> deleteTableAsync(String tableId) {
      DeleteTableRequest request = DeleteTableRequest.newBuilder()
          .setName(instanceName.toTableNameStr(tableId))
          .build();
  
      return ApiFutureUtil.transformAndAdapt(delegate.deleteTableAsync(request),
          new Function<Empty, Void>() {
        @Override
        public Void apply(Empty empty) {
          return null;
        }
      });
    }
docs: {@inheritDoc}