placessidebar: We're not a listbox anymore

The placessidebar used to derive from GtkListBox,
but it doesn't anymore. There was one case leftover,
leading to criticals during bookmark DND.

diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index f66bb0a265d91070c4323b30da7a3adedaf024e3..531dd0e176abeb52ba917f49138e5f78ee92c689 100644 (file)
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -1636,7 +1636,7 @@ stop_drop_feedback (GtkPlacesSidebar *sidebar)
   if (sidebar->row_placeholder != NULL)
     {
       if (gtk_widget_get_parent (sidebar->row_placeholder) != NULL)
-        gtk_list_box_remove (GTK_LIST_BOX (sidebar), sidebar->row_placeholder);
+        gtk_list_box_remove (GTK_LIST_BOX (sidebar->list_box), sidebar->row_placeholder);
       sidebar->row_placeholder = NULL;
     }