FVirtualTrackArea ( const [FTrackAreaViewModel](API\Editor\SequencerCore\MVVM\ViewModels\FTrackAreaViewModel) & InTrackArea, [SOutlinerView](API\Editor\SequencerCore\MVVM\Views\SOutlinerView) & InTreeView, const [FGeometry](API\Runtime\SlateCore\Layout\FGeometry) & InTrackAreaGeometry )