-Expose the GSM timing advance -Add a spec reference to the LTE Timing Advance Bug: 28910982 Test: None Change-Id: I7573dbb1316a2ab52051072ebad2532601f4299c
-Expose the GSM timing advance -Add a spec reference to the LTE Timing Advance Bug: 28910982 Test: None Change-Id: I7573dbb1316a2ab52051072ebad2532601f4299c