[kupfer] plugin.opera: Use PicklingHelperMixin

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 7036ad251a9c32232201eeebe73202a16cd0d92d
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Thu Oct 29 03:19:09 2009 +0100

    plugin.opera: Use PicklingHelperMixin

 kupfer/plugin/opera.py |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/kupfer/plugin/opera.py b/kupfer/plugin/opera.py
index 1af6e4b..d53123a 100644
--- a/kupfer/plugin/opera.py
+++ b/kupfer/plugin/opera.py
@@ -4,9 +4,9 @@ from __future__ import with_statement
 import codecs
 import os
 
-from kupfer.objects import (Source, UrlLeaf, FilesystemWatchMixin,
-		AppLeafContentMixin)
+from kupfer.objects import Source, UrlLeaf, AppLeafContentMixin
 from kupfer import plugin_support, objects
+from kupfer.helplib import PicklingHelperMixin, FilesystemWatchMixin
 
 
 __kupfer_name__ = _("Opera Bookmarks")
@@ -22,7 +22,8 @@ __kupfer_settings__ = plugin_support.PluginSettings(
 
 BOOKMARKS_FILE = "bookmarks.adr"
 
-class BookmarksSource(AppLeafContentMixin, Source, FilesystemWatchMixin):
+class BookmarksSource(AppLeafContentMixin, Source, PicklingHelperMixin,
+		FilesystemWatchMixin):
 	appleaf_content_id = "opera"
 
 	def __init__(self, name=_("Opera Bookmarks")):