- revert 31922 as it was replacing one hardcoding with another

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@31925 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Resource.py

@@ -855,10 +855,7 @@ class Resource(XMLMatrix, Variated):
     def _getGlobalQuantityUnitDefinitionDict(self):
       # XXX this info could be cached, as it is the same for all Resources
       result = {}
-      module = getattr(self.getPortalObject(),
-        'quantity_unit_conversion_module', None)
-      if module is None:
-        return result
+      module = self.getPortalObject().quantity_unit_conversion_module
       for definition_list in module.objectValues(portal_type= \
           'Quantity Unit Conversion Group'):
         standard_quantity_unit_uid = definition_list.getQuantityUnitUid()