Get Localizer from the portal object instead of context.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@1755 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/skins/erp5_core/Base_doLanguage.py

@@ -11,7 +11,8 @@
 from Products.ERP5Type.Cache import clearCache
 
 # XXX Localizer-dependent
-context.Localizer.changeLanguage(language_select)
+portal = context.getPortalObject()
+portal.Localizer.changeLanguage(language_select)
 
 # XXX should invalidate cached data specific to current user
 clearCache()