[automerger skipped] Merge "Add TetheringServiceTest unitest" into rvc-dev am: c920673e5f -s ours am: 56f867cfd4 -s ours

am skip reason: Change-Id I68cd403302848c041444e6d47652435d67f59273 with SHA-1 e96f42d27b is in history

Change-Id: I0eca1b568e41681cc0f361a972f529f6bb0fb738
tree: c09e249f3abdc02251c8ef72d274fdb629badb88
  1. Tethering/