[glib] gliststore: Add missing parameter documentation

[Philip Withnall <pwithnall src gnome org>]

commit 9b0358770716f1f6cc7e891ad71ee2111ae0f626
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Thu Feb 19 14:03:43 2015 +0000

    gliststore: Add missing parameter documentation

 gio/gliststore.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gio/gliststore.c b/gio/gliststore.c
index 9a48abd..fce4dc2 100644
--- a/gio/gliststore.c
+++ b/gio/gliststore.c
@@ -279,6 +279,8 @@ g_list_store_insert (GListStore *store,
  * g_list_store_insert_sorted:
  * @store: a #GListStore
  * @item: the new item
+ * @compare_func: pairwise comparison function for sorting
+ * @user_data: (closure): user data for @compare_func
  *
  * Inserts @item into @store at a position to be determined by the
  * @compare_func.