private void deleteFamily(String family, String row, long version) throws IOException {
    Delete del = new Delete(Bytes.toBytes(row));
    del.addFamily(Bytes.toBytes(family + "_ROWCOL"), version);
    del.addFamily(Bytes.toBytes(family + "_ROW"), version);
    del.addFamily(Bytes.toBytes(family + "_NONE"), version);
    region.delete(del);
  }
Callers must afterward call {@link HBaseTestingUtil#closeRegionAndWAL(HRegion)}
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestBlocksRead.java