[gtk+] Remove the dir_thaw_source while disposing the model

[Benjamin Otte <otte src gnome org>]

commit 3f7c1446053679271bdffc1fe6f5af26e4890f61
Author: Federico Mena Quintero <federico novell com>
Date:   Mon Aug 31 15:53:45 2009 -0500

    Remove the dir_thaw_source while disposing the model
    
    Otherwise that timeout may trigger after the model has died.
    
    Signed-off-by: Federico Mena Quintero <federico novell com>

 gtk/gtkfilesystemmodel.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkfilesystemmodel.c b/gtk/gtkfilesystemmodel.c
index 07f3685..00a531b 100644
--- a/gtk/gtkfilesystemmodel.c
+++ b/gtk/gtkfilesystemmodel.c
@@ -830,6 +830,12 @@ gtk_file_system_model_dispose (GObject *object)
 {
   GtkFileSystemModel *model = GTK_FILE_SYSTEM_MODEL (object);
 
+  if (model->dir_thaw_source)
+    {
+      g_source_remove (model->dir_thaw_source);
+      model->dir_thaw_source = 0;
+    }
+
   g_cancellable_cancel (model->cancellable);
   if (model->dir_monitor)
     g_file_monitor_cancel (model->dir_monitor);