[gedit] Fix assertion in snippet plugin

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 0d36d6e09a58210c365264c591fafb5d0b3d9323
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Fri Oct 26 11:08:29 2012 +0200

    Fix assertion in snippet plugin

 plugins/snippets/snippets/manager.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/snippets/snippets/manager.py b/plugins/snippets/snippets/manager.py
index 3720509..0612545 100644
--- a/plugins/snippets/snippets/manager.py
+++ b/plugins/snippets/snippets/manager.py
@@ -184,7 +184,7 @@ class Manager(Gtk.Dialog, Gtk.Buildable):
                       self._temp_export = None
 
                 if self.dnd_name:
-                        context.set_icon_name(self.dnd_name, 0, 0)
+                        Gtk.drag_set_icon_name(context, self.dnd_name, 0, 0)
 
                 dirname = tempfile.mkdtemp()
                 filename = os.path.join(dirname, self.default_export_name)