[gtk/gtk-demo-leaks: 1/2] gtk-demo: Plug a small memory leak

[Matthias Clasen <matthiasc src gnome org>]

commit 04c3c659f5fc337586cf1f5608fd809b9cf73ac2
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Aug 6 21:13:39 2020 -0400

    gtk-demo: Plug a small memory leak
    
    The settings demo was leaking a GtkBuilderScope.

 demos/gtk-demo/listview_settings.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/demos/gtk-demo/listview_settings.c b/demos/gtk-demo/listview_settings.c
index 03ed9642e4..3bb674117b 100644
--- a/demos/gtk-demo/listview_settings.c
+++ b/demos/gtk-demo/listview_settings.c
@@ -358,6 +358,8 @@ do_listview_settings (GtkWidget *do_widget)
 
       builder = gtk_builder_new ();
       gtk_builder_set_scope (builder, scope);
+      g_object_unref (scope);
+
       gtk_builder_add_from_resource (builder, "/listview_settings/listview_settings.ui", NULL);
 
       window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));