Revert "GpsLocationProvider: Read data enabled status from TelephonyManager."

This reverts commit fabbdf7204474a9f789ce441219b3b9f3df66bb8.

Causes NPE on devices without telephony (Android Wear for example)
Bug:18922524

Change-Id: I3be4187a20da11fd5a302dd88e808a68cd7e5737
1 file changed