NOISSUE hide main toolbar toggle action instead of working around it

application/MainWindow.h

@@ -60,6 +60,9 @@ public:
 signals:
     void isClosing();
 
+protected:
+    QMenu * createPopupMenu() override;
+
 private slots:
     void onCatToggled(bool);
 
@@ -109,8 +112,6 @@ private slots:
 
     void newsButtonClicked();
 
-    void on_mainToolBar_visibilityChanged(bool);
-
     void on_actionLaunchInstance_triggered();
 
     void on_actionLaunchInstanceOffline_triggered();