[pitivi] Port to new RadioMenuItem API

[Jean-FranÃois Fortin Tam <jfft src gnome org>]

commit d3af8bc74fc247d6c480115b0cb5e69bc41a2663
Author: Thibault Saunier <thibault saunier collabora com>
Date:   Mon Jul 2 17:07:27 2012 -0400

    Port to new RadioMenuItem API

 pitivi/medialibrary.py |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/pitivi/medialibrary.py b/pitivi/medialibrary.py
index 0a78ef4..e321fbe 100644
--- a/pitivi/medialibrary.py
+++ b/pitivi/medialibrary.py
@@ -500,10 +500,9 @@ class MediaLibraryWidget(gtk.VBox, Loggable):
         view_menu_item = uiman.get_widget('/MainMenuBar/View')
         view_menu = view_menu_item.get_submenu()
         seperator = gtk.SeparatorMenuItem()
-        self.treeview_menuitem = gtk.RadioMenuItem(None,
-                _("Show Clips as a List"))
-        self.iconview_menuitem = gtk.RadioMenuItem(self.treeview_menuitem,
-                _("Show Clips as Icons"))
+        self.treeview_menuitem = gtk.RadioMenuItem(label=_("Show Clips as a List"))
+        self.iconview_menuitem = gtk.RadioMenuItem.new_with_label(group=[self.treeview_menuitem],
+                label=_("Show Clips as Icons"))
 
         # update menu items with current clip view before we connect to item
         # signals