TRDS: Darker Clock

Change-Id: I0ae7b7c193c2a6b63def77efdbd9f44844d236b8
Signed-off-by: Peter Carenza <pcarenza@gmail.com>
DeskClock: Fix NullPointerException in AlarmClockFragment

RingtoneManager.getRingtone could return null so add a check for that

Change-Id: Ic3ec042e7c3fe02eee6388a469f19624d90fdddd
Signed-off-by: Peter Carenza <pcarenza@gmail.com>