Refactor unit tests to prepare for switch from broadcasts to callbacks

Bug: 110500524
Test: atest WifiServiceImplTest
Change-Id: Iba9165c4502a9a15c0a05d2e84fae740400e4a06
1 file changed
tree: d5eaf1bb4c0ad7652efb3629d57e2060a4ae37dd
  1. service/
  2. PREUPLOAD.cfg