@class Protocol; @interface CKWeakObjectCallbackProxy : NSObject @property (weak, nonatomic) id weakObject; @property (readonly, nonatomic) BOOL hadObject; @property (readonly, nonatomic) Protocol *callbackProtocol; - (void)forwardInvocation:(id)a0; - (id)methodSignatureForSelector:(SEL)a0; - (void).cxx_destruct; - (id)initWithWeakObject:(id)a0 callbackProtocol:(id)a1; @end