Merge "fix initial "hfp-enable" state of HFP client state machine."

    private static final long QUERY_CURRENT_CALLS_WAIT_MILLIS = 2 * 1000; // 2 seconds

    // Keep track of audio routing across all devices.

    private static boolean sAudioIsRouted = true;

    private static boolean sAudioIsRouted = false;

    private final Disconnected mDisconnected;

    private final Connecting mConnecting;