[mutter] device-manager-evdev: Free the main seat on finalize

[Carlos Garnacho <carlosg src gnome org>]

commit 2a38601b4211f9b1dedd45261a040e51de13b838
Author: Marco Trevisan (Treviño) <mail 3v1n0 net>
Date:   Thu May 17 00:23:26 2018 +0100

    device-manager-evdev: Free the main seat on finalize

 clutter/clutter/evdev/clutter-device-manager-evdev.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/clutter/clutter/evdev/clutter-device-manager-evdev.c 
b/clutter/clutter/evdev/clutter-device-manager-evdev.c
index b830dd5c6..a481b75ce 100644
--- a/clutter/clutter/evdev/clutter-device-manager-evdev.c
+++ b/clutter/clutter/evdev/clutter-device-manager-evdev.c
@@ -2010,6 +2010,7 @@ clutter_device_manager_evdev_finalize (GObject *object)
   manager_evdev = CLUTTER_DEVICE_MANAGER_EVDEV (object);
   priv = manager_evdev->priv;
 
+  clutter_seat_evdev_free (priv->main_seat);
   g_slist_free_full (priv->seats, (GDestroyNotify) clutter_seat_evdev_free);
   g_slist_free (priv->devices);