[automerger skipped] Add permission checking to WifiDialogActivity am: 8800cdf527 am: fa62e69c1d -s ours am: 586ca2dfa8 -s ours am: d93ffd8c3a -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: I6f6f7d911c9d769e4e47727540fc4691319a9b18