diff --git a/gtk/gtkfilechooserdialog.c b/gtk/gtkfilechooserdialog.c
index 5b92797905..c5655e8380 100644
--- a/gtk/gtkfilechooserdialog.c
+++ b/gtk/gtkfilechooserdialog.c
@@ -204,6 +204,20 @@
  * when you use #GtkFileChooserDialog to ensure proper operation.
  */
 
+typedef struct _GtkFileChooserDialogPrivate GtkFileChooserDialogPrivate;
+typedef struct _GtkFileChooserDialogClass   GtkFileChooserDialogClass;
+
+struct _GtkFileChooserDialog
+{
+  GtkDialog parent_instance;
+
+  GtkFileChooserDialogPrivate *priv;
+};
+
+struct _GtkFileChooserDialogClass
+{
+  GtkDialogClass parent_class;
+};
 
 struct _GtkFileChooserDialogPrivate
 {
diff --git a/gtk/gtkfilechooserdialog.h b/gtk/gtkfilechooserdialog.h
index 8e3612ee0a..4c42ff35b7 100644
--- a/gtk/gtkfilechooserdialog.h
+++ b/gtk/gtkfilechooserdialog.h
@@ -30,32 +30,9 @@ G_BEGIN_DECLS
 
 #define GTK_TYPE_FILE_CHOOSER_DIALOG             (gtk_file_chooser_dialog_get_type ())
 #define GTK_FILE_CHOOSER_DIALOG(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_FILE_CHOOSER_DIALOG, GtkFileChooserDialog))
-#define GTK_FILE_CHOOSER_DIALOG_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_FILE_CHOOSER_DIALOG, GtkFileChooserDialogClass))
 #define GTK_IS_FILE_CHOOSER_DIALOG(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_FILE_CHOOSER_DIALOG))
-#define GTK_IS_FILE_CHOOSER_DIALOG_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_FILE_CHOOSER_DIALOG))
-#define GTK_FILE_CHOOSER_DIALOG_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_FILE_CHOOSER_DIALOG, GtkFileChooserDialogClass))
 
 typedef struct _GtkFileChooserDialog        GtkFileChooserDialog;
-typedef struct _GtkFileChooserDialogPrivate GtkFileChooserDialogPrivate;
-typedef struct _GtkFileChooserDialogClass   GtkFileChooserDialogClass;
-
-struct _GtkFileChooserDialog
-{
-  GtkDialog parent_instance;
-
-  GtkFileChooserDialogPrivate *priv;
-};
-
-struct _GtkFileChooserDialogClass
-{
-  GtkDialogClass parent_class;
-
-  /* Padding for future expansion */
-  void (*_gtk_reserved1) (void);
-  void (*_gtk_reserved2) (void);
-  void (*_gtk_reserved3) (void);
-  void (*_gtk_reserved4) (void);
-};
 
 GDK_AVAILABLE_IN_ALL
 GType      gtk_file_chooser_dialog_get_type         (void) G_GNUC_CONST;