[recipes] Avoid a warning on exit

[Matthias Clasen <matthiasc src gnome org>]

commit e1fcef94148a30e7185a8b2846e252842eb85bd8
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jan 17 05:09:08 2017 -0500

    Avoid a warning on exit
    
    We run into trouble if modify children from finalize, so just
    copy the three lines we really need.

 src/gr-list-page.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/gr-list-page.c b/src/gr-list-page.c
index f853e50..a01d3be 100644
--- a/src/gr-list-page.c
+++ b/src/gr-list-page.c
@@ -84,8 +84,9 @@ list_page_finalize (GObject *object)
 {
         GrListPage *self = GR_LIST_PAGE (object);
 
-        clear_data (self);
-
+        g_clear_object (&self->chef);
+        g_clear_pointer (&self->season, g_free);
+        g_list_free_full (self->recipes, g_object_unref);
         g_clear_object (&self->search);
 
         G_OBJECT_CLASS (gr_list_page_parent_class)->finalize (object);