@class NSString; @interface GKExtensionContext : NSExtensionContext <GKExtensionProtocol> @property (nonatomic) long long sandboxToken; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)openURL:(id)a0 completionHandler:(id /* block */)a1; - (void)dealloc; - (void)hostApp:(id)a0 grantingAccessExtensionSandbox:(id)a1 replyWithEndpoint:(id /* block */)a2; - (void)messageFromClient:(id)a0; - (void)setInitialState:(id)a0 withReply:(id /* block */)a1; - (void)tearDownExtensionWithReply:(id /* block */)a0; @end