[automerger skipped] Add getInterfaceVersion to NetdEventListener
am: d2bdf82af2 -s ours
am skip reason: change_id I12c7bd86b796964fff658a326e99e55149e47809 with SHA1 9ef856dcbb is in history

Change-Id: I986e69aa8dff2f76b3a51a873f3b1edab40e0fdc