tales and overrides exists on all fields. This BW should no longuer be needed.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@16871 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/Form.py

@@ -200,10 +200,6 @@ def getFieldValue(self, field, id, **kw):
   """
     Return a callable expression
   """
-  # FIXME: backwards compat hack to make sure tales dict exists
-  if not hasattr(self, 'tales'):
-    self.tales = {}
-
   tales_expr = self.tales.get(id, "")
   if tales_expr:
     # TALESMethod is persistent object, so that we cannot cache original one.
@@ -212,10 +208,6 @@ def getFieldValue(self, field, id, **kw):
     clone = TALESMethod(tales_expr._text)
     return TALESValue(clone)
 
-  # FIXME: backwards compat hack to make sure overrides dict exists
-  if not hasattr(self, 'overrides'):
-      self.overrides = {}
-
   override = self.overrides.get(id, "")
   if override:
     return OverrideValue(override)