size -= toRemove.getValue().getAndSet(0);
        backingEntries.remove();
        toRemove = null;
      }
    };
  }

  @Override
  public void forEachEntry(ObjIntConsumer<? super E> action) {
    checkNotNull(action);
    backingMap.forEach((element, count) -> action.accept(element, count.get()));
  }

  @Override
  public void clear() {

    ImmutableSortedMultiset<String> multiset =
        ImmutableSortedMultiset.<String>naturalOrder().add("a").add("b").add("a").add("c").build();
    List<Multiset.Entry<String>> entries = new ArrayList<>();
    multiset.forEachEntry((e, c) -> entries.add(Multisets.immutableEntry(e, c)));
    assertThat(entries)
        .containsExactly(
            Multisets.immutableEntry("a", 2),
            Multisets.immutableEntry("b", 1),