ConnectivityServiceTest: remove remaining poll loops. am: aebc0598b9 am: 5f807b3b74
am: 87eab8e1c4

Change-Id: I31681e1248721704a9b792962a2ef5955e375e93
tree: 84d67cb0ddfe44c2506a096d29a23982d59ef3c0
  1. core/
  2. services/
  3. tests/