DO NOT MERGE - Update security string to 2016-02-01 am: 929a4abd2b am: af970fb308 am: 41846b0063  -s ours am: db4d57a84c am: 02115bf55a
am: 4c51cd1a9b

* commit '4c51cd1a9b5c41e4092aef7c5fb4cc0364873a2c':
  DO NOT MERGE - Update security string to 2016-02-01