Merge changes I3eb82680,I9d6147d9

* changes:
  NetworkWatchlistServiceTests: update IIpConnectivityMetrics.
  Stop using IIpConnectivityMetrics in ConnectivityService.
tree: baa5498793338965a83c5356f3cdeb99dd2875a3
  1. core/
  2. service/
  3. services/
  4. tests/
  5. OWNERS