[gthumb] removed use of deprecated function

[Paolo Bacchilega <paobac src gnome org>]

commit 8806f6c8f3ddef88d326e3675a4c400698062a70
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Sun Apr 13 16:09:04 2014 +0200

    removed use of deprecated function

 .../contact_sheet/gth-contact-sheet-theme-dialog.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/contact_sheet/gth-contact-sheet-theme-dialog.c 
b/extensions/contact_sheet/gth-contact-sheet-theme-dialog.c
index 9fd86e4..54dc332 100644
--- a/extensions/contact_sheet/gth-contact-sheet-theme-dialog.c
+++ b/extensions/contact_sheet/gth-contact-sheet-theme-dialog.c
@@ -208,7 +208,7 @@ gth_contact_sheet_theme_dialog_init (GthContactSheetThemeDialog *self)
        self->priv->copy_from_menu = gtk_menu_new ();
        gtk_menu_button_set_popup (GTK_MENU_BUTTON (self->priv->copy_from_button), 
self->priv->copy_from_menu);
 
-       gtk_box_pack_start (GTK_BOX (gtk_dialog_get_action_area (GTK_DIALOG (self))), 
self->priv->copy_from_button, FALSE, FALSE, 0);
+       gtk_dialog_add_action_widget (GTK_DIALOG (self), self->priv->copy_from_button, 100);
 
        /* other buttons */