[gedit/gnome-3-16] Silence a warning

[Paolo Borelli <pborelli src gnome org>]

commit cefaf5e704e1227d8b44ba9b71e9f212b66b07c7
Author: Paolo Borelli <pborelli gnome org>
Date:   Tue Oct 6 21:27:16 2015 +0200

    Silence a warning

 gedit/gedit-open-document-selector-store.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/gedit/gedit-open-document-selector-store.c b/gedit/gedit-open-document-selector-store.c
index 7065bc1..dd18232 100644
--- a/gedit/gedit-open-document-selector-store.c
+++ b/gedit/gedit-open-document-selector-store.c
@@ -600,7 +600,8 @@ update_recent_list (gpointer user_data)
        GeditOpenDocumentSelectorStorePrivate *priv;
        GeditOpenDocumentSelector *selector;
        PushMessage *message;
-       ListType type;
+       /* The type variable is only used when debug code activated */
+       G_GNUC_UNUSED ListType type;
        GList *file_items_list;
        GTask *task = G_TASK(user_data);