[gtk+] GtkFileChooserDefault: Remove unused struct field

[Volker Sobek <vsobek src gnome org>]

commit 06091ed457c274c7b2451e891d7dae470e306c24
Author: Volker Sobek <reklov live com>
Date:   Thu Dec 12 00:34:42 2013 +0100

    GtkFileChooserDefault: Remove unused struct field
    
    The field changing_folder is no longer used anywhere.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=720293

 gtk/gtkfilechooserdefault.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkfilechooserdefault.c b/gtk/gtkfilechooserdefault.c
index 6ec75a2..811d938 100644
--- a/gtk/gtkfilechooserdefault.c
+++ b/gtk/gtkfilechooserdefault.c
@@ -303,7 +303,6 @@ typedef struct {
   guint sort_directories_first : 1;
   guint do_overwrite_confirmation : 1;
   guint list_sort_ascending : 1;
-  guint changing_folder : 1;
   guint shortcuts_current_folder_active : 1;
   guint show_size_column : 1;
   guint create_folders : 1;