@TestOnly
  public static void registerPossible(@NotNull Disposable parent, @NotNull UiInterceptor<?> interceptor) {
    ourInterceptors.offer(interceptor);
    Disposer.register(parent, () -> ourInterceptors.remove(interceptor));
  }
@TestOnly
  public static void registerPossible(@NotNull Disposable parent, @NotNull UiInterceptor<?> interceptor)