Merge "[FUI22] Support getAllNetworkStateSnapshot" am: 4c73e05c1d am: 1e1379b245 am: ee3fc01443

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1614779

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I52f8339bd1cda35a3f26f28fd3c0165f6f6ff91e