FAnimDocumentArgs ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< class [IPersonaPreviewScene](API\Editor\Persona\IPersonaPreviewScene) > & InPreviewScene, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< class [IPersonaToolkit](API\Editor\Persona\IPersonaToolkit) > & InPersonaToolkit, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< class [IEditableSkeleton](API\Editor\SkeletonEditor\IEditableSkeleton) > & InEditableSkeleton, FSimpleMulticastDelegate & InOnSectionsChanged )