[DO NOT MERGE] Updating Security String to 2017-03-05 on lmp-dev am: 84888652e0  -s ours am: d438fc526d am: b40dc64ed2  -s ours am: 0a46d4edcf
am: 59cd888132

Change-Id: Iacf37b8a4f0871a4ebdd2ac6be36f6f733815a01