public <E extends Exception> long waitFor(long timeout, long interval, Predicate<E> predicate)
    throws E {
    return Waiter.waitFor(this.conf, timeout, interval, predicate);
  }
Wrapper method for {@link Waiter#waitFor(Configuration, long, long, Predicate)}.
hbase-common/src/test/java/org/apache/hadoop/hbase/HBaseCommonTestingUtil.java