Merge "Lower the volume for tone generator tones in Telecom." into udc-dev

    private static final int RELATIVE_VOLUME_EMERGENCY = 100;

    private static final int RELATIVE_VOLUME_HIPRI = 80;

    private static final int RELATIVE_VOLUME_LOPRI = 50;

    private static final int RELATIVE_VOLUME_LOPRI = 30;

    private static final int RELATIVE_VOLUME_UNDEFINED = -1;

    // Buffer time (in msec) to add on to the tone timeout value. Needed mainly when the timeout