* boolean)} method. If you override {@link #tailSet(Object, boolean)}, you may wish to override
   * {@link #tailSet(Object)} to forward to this implementation.
   */
  protected SortedSet<E> standardTailSet(@ParametricNullness E fromElement) {
    return tailSet(fromElement, true);
  }

   * boolean)} method. If you override {@link #tailSet(Object, boolean)}, you may wish to override
   * {@link #tailSet(Object)} to forward to this implementation.
   */
  protected SortedSet<E> standardTailSet(@ParametricNullness E fromElement) {
    return tailSet(fromElement, true);
  }