[DO NOT MERGE] Disallow guest user from changing Wifi settings am: d8c3ca4 am: 542bb73 am: fbfd7d0 am: 7dfe3d4  -s ours
am: fbc98e1

* commit 'fbc98e1c30e9ef6827f0dcd8024b0fd2de28cf33':
  [DO NOT MERGE] Disallow guest user from changing Wifi settings