- boost::shared_ptr<TimelineTimeAxisView> _time_axis_view;
- boost::shared_ptr<TimelineReelsView> _reels_view;
- boost::shared_ptr<TimelineLabelsView> _labels_view;
+ std::shared_ptr<TimelineTimeAxisView> _time_axis_view;
+ std::shared_ptr<TimelineReelsView> _reels_view;
+ std::shared_ptr<TimelineLabelsView> _labels_view;