[DO NOT MERGE] Update Security String to 2017-06-05 for nyc-dev am: 70d708e29f am: 15420e5bb0 am: 49ca7ee1b0  -s ours am: 557f15a715  -s ours am: 6e77a62f7e  -s ours am: f3d9b0323d  -s ours
am: 08efc0cd6b  -s ours

Change-Id: I33a03a9da03ece86de070671b5ef446466589d6a