@class GTServiceConnection; @interface GTLoopbackServiceXPCProxy : NSObject <GTLoopbackService> { GTServiceConnection *_connection; } - (void).cxx_destruct; - (id)echo:(id)a0; - (void)echo:(id)a0 completionHandler:(id /* block */)a1; - (void)echo:(id)a0 repeat:(unsigned long long)a1 callback:(id /* block */)a2; - (void)echo:(id)a0 repeat:(unsigned long long)a1 callback:(id /* block */)a2 complete:(id /* block */)a3; - (id)initWithConnection:(id)a0 remoteProperties:(id)a1; @end