[mutter] workspace: Add missing chain-up for finalize()

[Adel Gadllah <agadllah src gnome org>]

commit abe0701ce778ea641baed856284d2fb1dd881e64
Author: Pavel Vasin <rat4vier gmail com>
Date:   Sat Sep 14 16:18:02 2013 +0400

    workspace: Add missing chain-up for finalize()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=708070

 src/core/workspace.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/core/workspace.c b/src/core/workspace.c
index d2c1552..e5da6d2 100644
--- a/src/core/workspace.c
+++ b/src/core/workspace.c
@@ -78,6 +78,7 @@ static void
 meta_workspace_finalize (GObject *object)
 {
   /* Actual freeing done in meta_workspace_remove() for now */
+  G_OBJECT_CLASS (meta_workspace_parent_class)->finalize (object);
 }
 
 static void