template<typename... ParentCtorParams> TSubSectionMixin ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [ISequencer](API\Editor\Sequencer\ISequencer) > InSequencer, [UMovieSceneSubSection](API\Runtime\MovieScene\Sections\UMovieSceneSubSection) & InSection, ParentCtorParams &&... Params )