Translation service takes unicode or ascii as input.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@4455 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Base.py

@@ -1539,7 +1539,8 @@ class Base( CopyContainer, PortalContent, ActiveObject, ERP5PropertyManager ):
   def getTranslatedTitle(self):
     """Returns the translated title. """
     translation_service = getToolByName(self, 'translation_service')
-    return translation_service.translate('content', self.getTitle()).encode('utf8')
+    return translation_service.translate('content',
+                    unicode(self.getTitle(), 'utf8')).encode('utf8')
 
   # This method allows to sort objects in list is a more reasonable way
   security.declareProtected(Permissions.View, 'getIntId')