Merge "Add onLockoutChanged for IBiometricsFace"

     */

    oneway onEnumerate(uint64_t deviceId, vec<uint32_t> faceIds,

        int32_t userId);

    /**

     * A callback invoked when the lockout state changes.

     *

     * This method must only be invoked when setActiveUser() is called,

     * when lockout starts, and when lockout ends. When lockout starts,

     * duration must be greater than 0, and when lockout ends, duration must

     * be 0. This must be called before calling onError() with parameters

     * LOCKOUT or LOCKOUT_PERMANENT. If the user is permanently locked out,

     * the duration must be MAX_UINT64.

     *

     * @param duration the remaining lockout duration in milliseconds, or 0

     *     if the user is not locked out.

     */

    oneway onLockoutChanged(uint64_t duration);

};