ConnectivityManager: unify prety printing of callback types.

And also remove some small code duplication (checkNotNull).

Test: built, flashed, runtest frameworks-net
Change-Id: Id6c13bca9d12f70b88806032e0a4fa198efbedc6
2 files changed
tree: 15cd9c2cde5a378a395af4bbc924fac69fa5281f
  1. core/
  2. services/
  3. tests/