Merge "[FUI19] Migrate ConnectivityService to use NetworkStatsManager" am: 7563c45083

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1560408

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I90895f9109aaa2fbe8d76b1b7904dff9d09cb512