[totem] grilo: Fix warning on exit

[Bastien Nocera <hadess src gnome org>]

commit e775471de234d9ff5b5ada9b0eb77bd715485f39
Author: Bastien Nocera <hadess hadess net>
Date:   Sat Dec 14 00:18:18 2013 +0100

    grilo: Fix warning on exit
    
    Make sure the filter model is unref'ed before the model it
    filters is. It doesn't like filtering models without a root.

 src/plugins/grilo/totem-grilo.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/grilo/totem-grilo.c b/src/plugins/grilo/totem-grilo.c
index a997c55..a7baae6 100644
--- a/src/plugins/grilo/totem-grilo.c
+++ b/src/plugins/grilo/totem-grilo.c
@@ -1364,6 +1364,8 @@ impl_deactivate (PeasActivatable *plugin)
        totem_grilo_clear_icons ();
 
        /* Empty results */
+       gd_main_view_set_model (GD_MAIN_VIEW (self->priv->browser), NULL);
+       g_clear_object (&self->priv->browser_filter_model);
        gtk_tree_store_clear (GTK_TREE_STORE (self->priv->browser_model));
        gtk_tree_store_clear (GTK_TREE_STORE (self->priv->search_results_model));