@class UIColor, NSHashTable; @interface PBUIDeferredImageSlot : PBUIImageSlot { NSHashTable *_imageSlotObservers; } @property (retain, nonatomic) UIColor *fallbackColor; - (void).cxx_destruct; - (void)updateWithImage:(id)a0; - (id)_deferredImageSlot; - (void)addImageSlotObserver:(id)a0; - (id)initWithLifetimeToken:(id)a0; - (void)removeImageSlotObserver:(id)a0; @end