[meld] misc: Update for kwarg deprecations

[Kai Willadsen <kaiw src gnome org>]

commit fd5b81a2a0fef62f879fa7375742abe21a8145b9
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Sun Dec 14 06:52:29 2014 +1000

    misc: Update for kwarg deprecations

 meld/misc.py |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/meld/misc.py b/meld/misc.py
index ae128b2..f5278a3 100644
--- a/meld/misc.py
+++ b/meld/misc.py
@@ -55,11 +55,12 @@ def error_dialog(
         parent = app.get_active_window()
 
     dialog = Gtk.MessageDialog(
-        parent=parent,
-        flags=Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
-        type=messagetype,
+        transient_for=parent,
+        modal=True,
+        destroy_with_parent=True,
+        message_type=messagetype,
         buttons=Gtk.ButtonsType.CLOSE,
-        message_format=primary)
+        text=primary)
     dialog.format_secondary_markup(secondary)
     dialog.run()
     dialog.destroy()