* Predicates.instanceOf(ArrayList.class)}, which is inconsistent with equals.
   */
  public static <K extends @Nullable Object, V extends @Nullable Object> Map<K, V> filterValues(
      Map<K, V> unfiltered, Predicate<? super V> valuePredicate) {
    return filterEntries(unfiltered, valuePredicateOnEntries(valuePredicate));
  }

  /**