Developer option off must not affect laser sensor

Turning developer settings to on or off must not
change the current laser sensor preference.

Bug: 140016130
Test: mma ROBOTEST_FILTER=CameraLaserSensorPreferenceControllerTest,
manual using Settings application

Change-Id: Ieb30527e5df97abcb00a6624e1ced93f9198c713
2 files changed