@class UICollectionViewSupplementaryRegistration; @interface MessageListSearchSectionDataSource : MessageListRecentSectionDataSource @property (retain, nonatomic) UICollectionViewSupplementaryRegistration *footerRegistration; - (id)initWithConfiguration:(id)a0; - (void).cxx_destruct; - (id)configuredReusableSupplementaryViewForCollectionView:(id)a0 elementKind:(id)a1 indexPath:(id)a2; - (BOOL)hasSupplementaryViewOfKind:(id)a0; - (id)initWithIdentifier:(id)a0 section:(id)a1 collectionView:(id)a2 listCellClass:(Class)a3 searchProgressView:(id)a4 messageList:(id)a5 initialLoadCompletedPromise:(id)a6 layoutValuesHelper:(id)a7 state:(id)a8; @end