[balsa/gtk3] Use header bar in folder tree dialog

[Peter Bloomfield <peterb src gnome org>]

commit f31e78dd9c96189b30f1df81215d3f8ba17eab7b
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Tue Mar 24 22:52:03 2015 -0400

    Use header bar in folder tree dialog
    
        * src/balsa-mblist.c (bmbl_mru_show_tree): use header bar in
        dialog.

 ChangeLog          |    7 +++++++
 src/balsa-mblist.c |    3 ++-
 2 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 81dbe3e..728fb4c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -2,6 +2,13 @@
 
        Use header bar
 
+       * src/balsa-mblist.c (bmbl_mru_show_tree): use header bar in
+       dialog.
+
+2015-03-24  Peter Bloomfield  <pbloomfield bellsouth net>
+
+       Use header bar
+
        * src/balsa-index.c (balsa_index_pipe): use header bar in
        dialog.
 
diff --git a/src/balsa-mblist.c b/src/balsa-mblist.c
index a48229f..a189737 100644
--- a/src/balsa-mblist.c
+++ b/src/balsa-mblist.c
@@ -1881,7 +1881,8 @@ bmbl_mru_show_tree(GtkWidget * widget, gpointer data)
     dialog =
         gtk_dialog_new_with_buttons(_("Choose destination folder"),
                                     mru->window,
-                                    GTK_DIALOG_MODAL,
+                                    GTK_DIALOG_MODAL |
+                                    GTK_DIALOG_USE_HEADER_BAR,
                                     _("_Cancel"), GTK_RESPONSE_CANCEL,
                                     NULL);
 #if HAVE_MACOSX_DESKTOP