Remove no longer needed variables

mainwindow.cpp

@@ -14,7 +14,6 @@ MainWindow::MainWindow(QWidget *parent): QMainWindow(parent) {
 	setWindowTitle(tr("Slide Controller 9000"));
 	const auto mainWidget = new QWidget(this);
 	const auto rootLyt = new QVBoxLayout;
-	//const auto viewsLayout = new QHBoxLayout;
 	const auto controlsLayout = new QGridLayout;
 	const auto slideView = new SlideView(this);
 	setCentralWidget(mainWidget);

openlpclient.cpp

@@ -117,13 +117,11 @@ void OpenLPClient::handleSongListResponse(QNetworkReply *reply) {
 	QStringList songList;
 	auto doc = QJsonDocument::fromJson(data);
 	auto items = doc.object()["results"].toObject()["items"].toArray();
-	m_songIdMap.clear();
 	m_songNameMap.clear();
 	for (const auto &item : items) {
 		auto song = item.toObject();
 		auto name = song["title"].toString();
 		auto id = song["id"].toString();
-		m_songIdMap[name] = id;
 		m_songNameMap[id] = name;
 		songList.push_back(name);
 	}

openlpclient.hpp

@@ -18,7 +18,6 @@ class OpenLPClient: public QObject {
 		QNetworkAccessManager *m_songListNam = new QNetworkAccessManager(this);
 		QNetworkAccessManager *m_slideListNam = new QNetworkAccessManager(this);
 		QTimer m_pollTimer;
-		QHash<QString, QString> m_songIdMap;
 		QHash<QString, QString> m_songNameMap;
 		int m_currentServiceId = -1;
 		QString m_currentSongId;