return backingSet;
    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override
    public boolean addAll(Collection<? extends T> collection) {
      return standardAddAll(collection);
    }

    @Override
    public void clear() {
      standardClear();

    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override
    public boolean setCount(T element, int oldCount, int newCount) {
      return standardSetCount(element, oldCount, newCount);
    }

    @Override

      return backingSet;
    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override
    public boolean addAll(Collection<? extends T> collection) {
      return standardAddAll(collection);
    }

    @Override
    public void clear() {
      standardClear();

   * {@link #iterator}, you may wish to override {@link #hashCode} to forward to this
   * implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return Lists.hashCodeImpl(this);
  }

   * {@link #entrySet}, you may wish to override {@link #hashCode} to forward to this
   * implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return entrySet().hashCode();
  }

  /**
   * A sensible definition of {@link #toString} as {@code entrySet().toString()} . If you override

    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override
    public boolean setCount(T element, int oldCount, int newCount) {
      return standardSetCount(element, oldCount, newCount);
    }

    @Override

    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override
    public Set<K> keySet() {
      /*
       * We can't use StandardKeySet, as NavigableMapTestSuiteBuilder assumes that our keySet is a

   * #entrySet}. If you override {@link #entrySet}, you may wish to override {@link #hashCode} to
   * forward to this implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return Sets.hashCodeImpl(entrySet());
  }

  /**
   * A sensible definition of {@link #toString} in terms of the {@code iterator} method of {@link

   * {@link #entrySet}, you may wish to override {@link #hashCode} to forward to this
   * implementation.
   *
   * @since 7.0
   */
  protected int standardHashCode() {
    return entrySet().hashCode();
  }

  /**
   * A sensible definition of {@link #toString} as {@code entrySet().toString()} . If you override