- void move_earlier (boost::shared_ptr<const Film> film, boost::shared_ptr<Content>);
- void move_later (boost::shared_ptr<const Film> film, boost::shared_ptr<Content>);
+ void move_earlier (std::shared_ptr<const Film> film, std::shared_ptr<Content>);
+ void move_later (std::shared_ptr<const Film> film, std::shared_ptr<Content>);