Merge c123739 from 2.12 branch

doc/CHANGES.rst

@@ -8,6 +8,8 @@ http://docs.zope.org/zope2/releases/.
 2.13.11 (unreleased)
 --------------------
 
+- LP #902068: Fixed missing security declaration for `ObjectManager` class.
+
 - Avoid conflicting signal registrations when run under mod_wsgi.
   Allows the use of `WSGIRestrictSignal Off` (LP #681853).
 

src/OFS/ObjectManager.py

@@ -795,7 +795,7 @@ class ObjectManager(CopyContainer,
     def keys(self):
         return self.objectIds()
 
-    security.declareProtected(access_contents_information, 'get')
+    security.declareProtected(access_contents_information, 'items')
     def items(self):
         return self.objectItems()