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

* commit 'f4fd20168fdf1ee19da63cc82c0893a288d8b759':
  [DO NOT MERGE] Disallow guest user from changing Wifi settings