[gtk+] inspector: Avoid a crash

[Matthias Clasen <matthiasc src gnome org>]

commit fb126586ed911cfbd17112baaad3ec1c5b0f8def
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Sep 20 19:28:56 2014 -0400

    inspector: Avoid a crash
    
    We were forgetting to free the hash table, which then gave
    us weak ref notifies at an unexpected time.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=737026

 gtk/inspector/widget-tree.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/inspector/widget-tree.c b/gtk/inspector/widget-tree.c
index a08f04a..672bb24 100644
--- a/gtk/inspector/widget-tree.c
+++ b/gtk/inspector/widget-tree.c
@@ -165,6 +165,8 @@ gtk_inspector_widget_tree_finalize (GObject *object)
   GtkInspectorWidgetTree *wt = GTK_INSPECTOR_WIDGET_TREE (object);
   guint signal_id;
 
+  g_hash_table_unref (wt->priv->iters);
+
   signal_id = g_signal_lookup ("map", GTK_TYPE_WIDGET);
   g_signal_remove_emission_hook (signal_id, wt->priv->map_hook);
   signal_id = g_signal_lookup ("unmap", GTK_TYPE_WIDGET);