[automerger skipped] Send tethered interface callbacks based on interface existence. am: 0c30d949df -s ours am: b6c727b208 -s ours am: 0f0c14b99b -s ours

am skip reason: Change-Id I015219cbd03626c38fb5156d0cb2991ba7d7def7 with SHA-1 0c30d949df is in history

Change-Id: I1b6127eb68cb3986726ea460c84352c8b23e1e2e
tree: 383b74744be1be63e8bd7e62b7fb70b52491a1a5
  1. service-t/
  2. tests/