[automerger skipped] Add permission checking to WifiDialogActivity am: 8800cdf527 am: fa62e69c1d -s ours am: 586ca2dfa8 -s ours am: eb1e97e195 -s ours

am skip reason: skipped by user wengsu

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/15212404

Change-Id: Idbef656341c36455e9bc6f89b87d1a2429fce656