prevents a potential crash when using certificate pinning with the Google
    Play Services security provider.
 *  Fix: Make IPv6 request lines consistent with Firefox and Chrome.
 *  Fix: Recover gracefully when trimming the response cache fails.
 *  New: Add multiple path segments using a single string in `HttpUrl.Builder`.
 *  New: Support SHA-256 pins in certificate pinner.

    assertValue("b", "bb", "bbbb")
    assertValue("c", "c", "c")

    // Causing the size to grow to 10 should evict nothing.
    set("d", "d", "d")
    cache.flush()
    assertThat(cache.size()).isEqualTo(10)
    assertAbsent("a")
    assertValue("b", "bb", "bbbb")
    assertValue("c", "c", "c")
    assertValue("d", "d", "d")

    // Causing the size to grow to 18 should evict 'B' and 'C'.
    set("e", "eeee", "eeee")

 *
 * OkHttp performs best when you create a single `OkHttpClient` instance and reuse it for all of
 * your HTTP calls. This is because each client holds its own connection pool and thread pools.
 * Reusing connections and threads reduces latency and saves memory. Conversely, creating a client
 * for each request wastes resources on idle pools.
 *
 * Use `new OkHttpClient()` to create a shared instance with the default settings:
 *