+/**
+ * modest_list_index:
+ * @list: a #TnyList
+ * @object: a #GObject
+ *
+ * finds the index of @object in @list
+ *
+ * Returns: the index of @object, or -1 if @object is not in @list
+ */
+gint modest_list_index (TnyList *list, GObject *object);
+