lastfm: queueJob: fix forwarding

src/lastfm.h

@@ -51,14 +51,16 @@ struct Lastfm: Screen<NC::Scrollpad>, Tabbable
 	virtual bool isMergable() OVERRIDE { return true; }
 	
 	template <typename ServiceT>
-	void queueJob(ServiceT service)
+	void queueJob(ServiceT &&service)
 	{
-		auto old_service = dynamic_cast<ServiceT *>(m_service.get());
+		typedef typename std::remove_reference<ServiceT>::type ServiceNoRef;
+		
+		auto old_service = dynamic_cast<ServiceNoRef *>(m_service.get());
 		// if the same service and arguments were used, leave old info
 		if (old_service != nullptr && *old_service == service)
 			return;
 		
-		m_service = std::make_shared<ServiceT>(std::forward<ServiceT>(service));
+		m_service = std::make_shared<ServiceNoRef>(std::forward<ServiceT>(service));
 		m_worker = boost::async(boost::launch::async, boost::bind(&LastFm::Service::fetch, m_service.get()));
 		
 		w.clear();