[notification-daemon] Fix GSource usage with recent GLib

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 122865dade01c910bd782a122df62c5a85308399
Author: Balló György <ballogyor gmail com>
Date:   Wed Oct 8 23:35:37 2014 +0200

    Fix GSource usage with recent GLib
    
    https://bugzilla.gnome.org/show_bug.cgi?id=728157

 src/nd-bubble.c |    1 +
 src/nd-queue.c  |    5 +++++
 2 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/src/nd-bubble.c b/src/nd-bubble.c
index 0587478..6de7f8f 100644
--- a/src/nd-bubble.c
+++ b/src/nd-bubble.c
@@ -420,6 +420,7 @@ nd_bubble_enter_notify_event (GtkWidget        *widget,
         NdBubble *bubble = ND_BUBBLE (widget);
         if (bubble->priv->timeout_id != 0) {
                 g_source_remove (bubble->priv->timeout_id);
+                bubble->priv->timeout_id = 0;
         }
 
         return FALSE;
diff --git a/src/nd-queue.c b/src/nd-queue.c
index de73940..b744b88 100644
--- a/src/nd-queue.c
+++ b/src/nd-queue.c
@@ -532,6 +532,10 @@ nd_queue_finalize (GObject *object)
 
         g_return_if_fail (queue->priv != NULL);
 
+        if (queue->priv->update_id != 0) {
+                g_source_remove (queue->priv->update_id);
+        }
+
         g_hash_table_destroy (queue->priv->notifications);
         g_queue_free (queue->priv->queue);
 
@@ -919,6 +923,7 @@ update_idle (NdQueue *queue)
                 }
         }
 
+        queue->priv->update_id = 0;
         return FALSE;
 }