the erp5_site_id is not used

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@11185 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Cache.py

@@ -41,7 +41,6 @@ def initializePortalCachingProperties(self):
   global is_cache_initialized
   if not is_cache_initialized:
     is_cache_initialized = 1
-    erp5_site_id = self.getPortalObject().getId()
     ## update cache structure from portal_caches
     self.getPortalObject().portal_caches.updateCache()