Note on more things that Nautilus needs to do

gtk/gtkplacessidebar.c

@@ -38,6 +38,8 @@
  * * Nautilus needs to use gtk_places_sidebar_set_uri() instead of built-in
  *   notification from the NautilusWindowSlot.
  *
+ * * Nautilus needs to handle "location-selected", "show-error-message".
+ *
  * * Nautilus needs to do the following for trash handling:
  *
  *     * Call gtk_places_sidebar_set_show_trash().