code: private boolean isRecyclable(View convertView, T content) {
      boolean isRecyclable = false;
      if (convertView != null && convertView.getTag() != null) {
        Class prototypeClass = getPrototypeClass(content);
        validatePrototypeClass(prototypeClass);
        isRecyclable = prototypeClass.equals(convertView.getTag().getClass());
      }
      return isRecyclable;
    }
docs: Check if one Renderer is recyclable getting it from the convertView's tag and checking the
  class used.
  
  @param convertView to get the renderer if is not null.
  @param content used to get the prototype class.
  @return true if the renderer is recyclable.