fix gps bug

credits to Steve Kondik

Change-Id: I7ecd0253aa89b43ad28fc5297e31a26c3c68a062
SystemUI: Clock - right/center/off (Part 1 of 2)

ported from http://review.cyanogenmod.org/#/c/22968/

Change-Id: I850029764d2deaedc4b0ab9907c092f4aa4d702f