- AudioContent (Content* parent, boost::shared_ptr<const Film>);
- AudioContent (Content* parent, boost::shared_ptr<const Film>, cxml::ConstNodePtr);
- AudioContent (Content* parent, boost::shared_ptr<const Film>, std::vector<boost::shared_ptr<Content> >);
+ explicit AudioContent (Content* parent);
+ AudioContent (Content* parent, std::vector<boost::shared_ptr<Content> >);