code: @Override protected Class getPrototypeClass(Video content) {
      Class prototypeClass;
      if (content.isFavorite()) {
        prototypeClass = FavoriteVideoRenderer.class;
      } else if (content.isLive()) {
        prototypeClass = LiveVideoRenderer.class;
      } else {
        prototypeClass = LikeVideoRenderer.class;
      }
      return prototypeClass;
    }
docs: Method to declare Video-VideoRenderer mapping.
  Favorite videos will be rendered using FavoriteVideoRenderer.
  Live videos will be rendered using LiveVideoRenderer.
  Liked videos will be rendered using LikeVideoRenderer.
  
  @param content used to map object-renderers.
  @return VideoRenderer subtype class.