FObjectMixerOutlinerMode ( const [FObjectMixerOutlinerModeParams](API\Plugins\ObjectMixerEditor\Views\List\Modes\FObjectMixerOutlinerModeParams) & Params, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FObjectMixerEditorList](API\Plugins\ObjectMixerEditor\Views\List\FObjectMixerEditorList) > InListModel )