Start NearbyService from connectivity initializer

Remove NearbyService as it is no longer needed as a wrapper, replace it
with what was NearbyServiceImpl, and include all Nearby service
initialization inside the service so it exposes a simple interface for
the connectivity initializer.

Bug: 189355156
Test: m; booted, see service started
Change-Id: Id52ae70ea3f535712eb264618d1255db9368fcca
2 files changed
tree: 55221d19a30c584d9409aed493665f0a73431ba1
  1. nearby/