[mutter] backend/x11-cm: Add missing chain-up to finalize()

[Marge Bot <marge-bot src gnome org>]

commit 389432de46589cdbc2afb19a02feac69ecccfb15
Author: Jonas Ådahl <jadahl gmail com>
Date:   Mon May 17 19:22:25 2021 +0200

    backend/x11-cm: Add missing chain-up to finalize()
    
    Reported by @muktupavels.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1869>

 src/backends/x11/cm/meta-backend-x11-cm.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/src/backends/x11/cm/meta-backend-x11-cm.c b/src/backends/x11/cm/meta-backend-x11-cm.c
index ec9354db4f..ed2b7bb8bb 100644
--- a/src/backends/x11/cm/meta-backend-x11-cm.c
+++ b/src/backends/x11/cm/meta-backend-x11-cm.c
@@ -475,6 +475,8 @@ meta_backend_x11_cm_finalize (GObject *object)
   MetaBackendX11Cm *x11_cm = META_BACKEND_X11_CM (object);
 
   g_clear_pointer (&x11_cm->display_name, g_free);
+
+  G_OBJECT_CLASS (meta_backend_x11_cm_parent_class)->finalize (object);
 }
 
 static void