cache.remove(key(request.url))
  }

  internal fun update(
    cached: Response,
    network: Response,
  ) {
    val entry = Entry(network)
    val snapshot = (cached.body as CacheResponseBody).snapshot
    var editor: DiskLruCache.Editor? = null
    try {
      editor = snapshot.edit() ?: return // edit() returns null if snapshot is not current.
      entry.writeTo(editor)
      editor.commit()