[gimp] libgimpwidgets: don't call gtk_dialog_set_has_separator()

[Michael Natterer <mitch src gnome org>]

commit 413dc0331d6a4949191353fe628c56187ed4f819
Author: Michael Natterer <mitch gimp org>
Date:   Sat Jan 8 21:55:25 2011 +0100

    libgimpwidgets: don't call gtk_dialog_set_has_separator()
    
    It's deprecated in GTK+ 2.22. Instead use g_object_set() and add a
    comment as reminder to remove that too later.

 libgimpwidgets/gimpdialog.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libgimpwidgets/gimpdialog.c b/libgimpwidgets/gimpdialog.c
index 00cf2ae..9bff8e5 100644
--- a/libgimpwidgets/gimpdialog.c
+++ b/libgimpwidgets/gimpdialog.c
@@ -120,7 +120,8 @@ gimp_dialog_class_init (GimpDialogClass *klass)
 static void
 gimp_dialog_init (GimpDialog *dialog)
 {
-  gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
+  /* remove this once we depend on gtk 2.22 (where it defaults to FALSE) */
+  g_object_set (G_OBJECT (dialog), "has-separator", FALSE, NULL);
 
   g_signal_connect (dialog, "response",
                     G_CALLBACK (gimp_dialog_response),