[gnome-power-manager] Add a weak ref for the notifications so they are set NULL when being finalised

[Richard Hughes <rhughes src gnome org>]

commit faffb0935e417088379c9609442f7590daa7811b
Author: Richard Hughes <richard hughsie com>
Date:   Tue Jul 21 16:48:33 2009 +0100

    Add a weak ref for the notifications so they are set NULL when being finalised

 src/gpm-manager.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gpm-manager.c b/src/gpm-manager.c
index 8a3f048..db023c4 100644
--- a/src/gpm-manager.c
+++ b/src/gpm-manager.c
@@ -408,6 +408,7 @@ gpm_manager_notify (GpmManager *manager, NotifyNotification **notification_class
 	}
 
 	/* save this local instance as the class instance */
+	g_object_add_weak_pointer (G_OBJECT (notification), (gpointer) &notification);
 	*notification_class = notification;
 out:
 	return ret;