@class NSString; @protocol WKScriptMessageHandler; @interface MUWebViewMessageHandlerProxy : NSObject <WKScriptMessageHandler> @property (weak, nonatomic) id<WKScriptMessageHandler> target; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void).cxx_destruct; - (void)userContentController:(id)a0 didReceiveScriptMessage:(id)a1; @end