code: public void deleteBulkDocsAsync(String index, String type,
              QueryBuilder filterQueryBuilder,
              ActionListener<BulkResponse> bulkResponseActionListener) {
          executeBulkRequestAsync(
                  buildDeleteBulkRequestBuilder(
                          buildExtractDeleteRequestBuilderList(index, type,
                                  filterQueryBuilder)),
                  bulkResponseActionListener);
      }
docs: Delete bulk docs async.
  
  @param index                      the index
  @param type                       the type
  @param filterQueryBuilder         the filter query builder
  @param bulkResponseActionListener the bulk response action listener