[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 am: 3b2ed11
am: 070b76e  -s ours

* commit '070b76e52100f0b9d2ce45f2884c639507c4c7d2':
  [DO NOT MERGE] Disallow guest user from changing Wifi settings