[SP03.1] Replace com.android.internal.util.Preconditions.checkNotNull am: 644ec019dd am: 9ea8dae9fc

Change-Id: I872285f988905d6707109ab3c7e6a419df47d39b
tree: 202795bcbde7a46193d2d1b635fc3b16071a215b
  1. core/
  2. packages/
  3. services/
  4. wifi/