diff -r 4da49700b06a -r 8be58694f416 misc/migration/3.12.0_Any.py
--- a/misc/migration/3.12.0_Any.py	Thu Mar 15 14:26:12 2012 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,4 +0,0 @@
-if schema['TZDatetime'].eid is None:
-    add_entity_type('TZDatetime')
-if schema['TZTime'].eid is None:
-    add_entity_type('TZTime')