code: private void deleteRow(String storeName, String rowKey) {
          List<String> rowKeys = m_rowDeletes.get(storeName);
          if (rowKeys == null) {
              rowKeys = new ArrayList<>();
              m_rowDeletes.put(storeName, rowKeys);
          }
          rowKeys.add(rowKey);
          m_totalUpdates++;
      }
docs: Add the following row deletion.