[glib] Clean up locking in g_object_notify_queue_add

[Matthias Clasen <matthiasc src gnome org>]

commit a62ad79f5c59152d1a52c3b52d969c3c48390cda
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Sep 7 19:57:53 2015 -0400

    Clean up locking in g_object_notify_queue_add
    
    Instaed of returning with the lock held, simply assert
    that this cannot happen:
    
    https://bugzilla.gnome.org/show_bug.cgi?id=749678#c4

 gobject/gobject.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gobject/gobject.c b/gobject/gobject.c
index 93f380c..89ad66f 100644
--- a/gobject/gobject.c
+++ b/gobject/gobject.c
@@ -304,7 +304,7 @@ g_object_notify_queue_add (GObject            *object,
 {
   G_LOCK(notify_lock);
 
-  g_return_if_fail (nqueue->n_pspecs < 65535);
+  g_assert (nqueue->n_pspecs < 65535);
 
   if (g_slist_find (nqueue->pspecs, pspec) == NULL)
     {