[DO NOT MERGE] Disallow guest user from changing Wifi settings am: d385a6d  -s ours am: c2712ab am: 3253022 am: f4fd201  -s ours am: 1450b69
am: 1d508de

* commit '1d508decacf84e26db6164d30006166e0fc74f5f':
  [DO NOT MERGE] Disallow guest user from changing Wifi settings