@TestOnly
  @Deprecated
  public static void forceStartMatching(Disposable parent) {
    ourForceStartMatching = true;
    Disposer.register(parent, new Disposable() {
      @Override
      public void dispose() {
        //noinspection AssignmentToStaticFieldFromInstanceMethod
        ourForceStartMatching = false;
      }
    });
  }
@TestOnly
  @Deprecated
  public static void forceStartMatching(Disposable parent)