[DO NOT MERGE] Update Security String to 2017-06-01 in klp-dev am: e6a77de43b am: 8dcfa2ac07 am: 386d7ae2e8  -s ours
am: 4389a11f4b  -s ours

Change-Id: I7470bfd4621f2281ee2bf03c8dd0fb0e80bba5e6