[AWARE] Remove public enableUsage/disableUsage API

The APIs were provided to the manager to provide an indirect
mechanism to enable/disable Aware. No longer needed - removing
dead code.

Bug: 35435032
Test: unit tests and integration (sl4a) tests.
Change-Id: I7f4cca982b250ee4d270a57e9cfdf355719cf11b
2 files changed
tree: 0c6bdeefa84627a70a5fb702f6822dc5bd8b7c72
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/
  5. PREUPLOAD.cfg