docs: public synchronized void hide() {
          if (focusedQuad != null) {
  
              mDefocusAnimationFactory.create(focusedQuad)
                      .setRequestLayoutOnTargetChange(false)
                      .start().finish();
  
              focusedQuad = null;
          }
          Log.d(Log.SUBSYSTEM.WIDGET, TAG, "hide Picker!");
      }