erp5_trade: drop caching method for resource list

benefit is very small and unusable for user

nexedi/erp5@1f254aa7

bt5/erp5_trade/SkinTemplateItem/portal_skins/erp5_trade/Delivery_getResourceItemList.py

@@ -41,30 +41,19 @@ if len(sql_kw) == 0:
   except AttributeError:
     pass
 
-def getResourceItemList(sql_kw):
-  portal = context.getPortalObject()
+sql_kw['portal_type'] = portal_type
+sql_kw['validation_state'] = validation_state
+sql_kw['default_use_uid'] = [context.portal_categories.resolveCategory(use).getUid()
+                             for use in use_list]
+sql_kw['limit'] = 20
 
-  result = []
-  for resource in portal.portal_catalog.searchResults(sort_on=(('portal_type', 'asc'),
+result = []
+for resource in portal.portal_catalog.searchResults(sort_on=(('portal_type', 'asc'),
                                                              ('title', 'asc')),
                                                     **sql_kw):
   result.append(
     (resource.getTitle(),
      resource.getRelativeUrl()))
 
-  result.append(('', ''))
-  return result
-
-
-
-sql_kw['portal_type'] = portal_type
-sql_kw['validation_state'] = validation_state
-sql_kw['default_use_uid'] = [context.portal_categories.resolveCategory(use).getUid()
-                             for use in use_list]
-
-
-getResourceItemList = CachingMethod(getResourceItemList, ("getResourceItemList", context.aq_parent.getId()),
-                                          cache_factory="erp5_ui_short")
-
-
-return getResourceItemList(sql_kw)
+result.append(('', ''))
+return result