UsersPresenter.java

public class UsersPresenter extends Presenter<UsersPresenter.MyView, UsersPresenter.MyProxy>
        implements UsersViewUiHandlers, UserDeletedEventHandler {

    // ...
    @Inject
    UsersPresenter(
            EventBus eventBus,
            MyView view,
            MyProxy proxy,
            UserService userService) {
        super(eventBus, view, proxy, RevealType.Root);

        this.userService = userService;

        getView().setUiHandlers(this); // <- Don't forget this.
    }

    // ...

    @Override
    protected void onBind() {
        addRegisteredHandler(UserDeletedEvent.TYPE, this); // <- Don't forget this
    }
}