* for bridge methods.
   */
  // We use an anonymous class to be sure that we generate two methods (bridge and original).
  @SuppressWarnings("AnonymousToLambda")
  public void testRegistrationWithBridgeMethod() {
    AtomicInteger calls = new AtomicInteger();
    bus.register(
        new Callback<String>() {
          @Subscribe
          @Override
          public void call(String s) {