checkArgument(entry != ABSENT);
    int keyBucket = bucket(keyHash);

    if (hashTableKToV[keyBucket] == entry) {
      hashTableKToV[keyBucket] = nextInBucketKToV[entry];
      nextInBucketKToV[entry] = ABSENT;
      return;
    }

    int prevInBucket = hashTableKToV[keyBucket];
    for (int entryInBucket = nextInBucketKToV[prevInBucket];
        entryInBucket != ABSENT;

    }

    size--;
    modCount++;
  }

  private void insert(BiEntry<K, V> entry, @CheckForNull BiEntry<K, V> oldEntryForKey) {
    int keyBucket = entry.keyHash & mask;
    entry.nextInKToVBucket = hashTableKToV[keyBucket];
    hashTableKToV[keyBucket] = entry;

    int valueBucket = entry.valueHash & mask;
    entry.nextInVToKBucket = hashTableVToK[valueBucket];
    hashTableVToK[valueBucket] = entry;