Replace ConnectivityManager constants to TetheringManager

Replace some ConnectivityManager constants as TetheringManager inside
tethering module. No API change, will have follow up CL to delete
@hide tethering constants in ConnectivityManager and replace caller
to using TetheringManager.

Bug: 144753389
Test: build
Change-Id: Ia1b963669722c32d147375763205ed2f3af52fed
7 files changed
tree: ad157c953424631920f883a69412a63615438a8a
  1. Tethering/