magic-removal: Removed support for old-style undocumented '_or' syntax in DB queries.

git-svn-id: http://code.djangoproject.com/svn/django/branches/magic-removal@2070 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/db/models/query.py

@@ -205,13 +205,6 @@ def parse_lookup(kwarg_items, opts):
             joins.update(joins2)
             where.extend(where2)
             params.extend(params2)
-        elif kwarg == '_or':
-            for val in value:
-                tables2, joins2, where2, params2 = parse_lookup(val, opts)
-                tables.extend(tables2)
-                joins.update(joins2)
-                where.append('(%s)' % ' OR '.join(where2))
-                params.extend(params2)
         else: # Must be a search parameter.
             path = kwarg.split(LOOKUP_SEPARATOR)