--- /dev/null
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC. All rights reserved. |
+ | |
+ | This work is published under the GNU AGPLv3 license with some |
+ | permitted exceptions and without any warranty. For full license |
+ | and copyright information, see https://civicrm.org/licensing |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ *
+ * @package CRM
+ * @copyright CiviCRM LLC https://civicrm.org/licensing
+ */
+
+/**
+ * Access Control EntityRole.
+ *
+ * @deprecated
+ */
+class CRM_ACL_BAO_EntityRole extends CRM_ACL_BAO_ACLEntityRole {}
--- /dev/null
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC. All rights reserved. |
+ | |
+ | This work is published under the GNU AGPLv3 license with some |
+ | permitted exceptions and without any warranty. For full license |
+ | and copyright information, see https://civicrm.org/licensing |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ *
+ * @package CRM
+ * @copyright CiviCRM LLC https://civicrm.org/licensing
+ */
+
+/**
+ * Manages dedupe exceptions - ie pairs marked as non-duplicates.
+ */
+class CRM_Dedupe_BAO_Exception extends CRM_Dedupe_BAO_DedupeException {}
--- /dev/null
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC. All rights reserved. |
+ | |
+ | This work is published under the GNU AGPLv3 license with some |
+ | permitted exceptions and without any warranty. For full license |
+ | and copyright information, see https://civicrm.org/licensing |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ *
+ * @package CRM
+ * @copyright CiviCRM LLC https://civicrm.org/licensing
+ */
+
+/**
+ * The CiviCRM duplicate discovery engine is based on an
+ * algorithm designed by David Strauss <david@fourkitchens.com>.
+ */
+class CRM_Dedupe_BAO_Rule extends CRM_Dedupe_BAO_DedupeRule {}
--- /dev/null
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC. All rights reserved. |
+ | |
+ | This work is published under the GNU AGPLv3 license with some |
+ | permitted exceptions and without any warranty. For full license |
+ | and copyright information, see https://civicrm.org/licensing |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ *
+ * @package CRM
+ * @copyright CiviCRM LLC https://civicrm.org/licensing
+ */
+
+/**
+ * The CiviCRM duplicate discovery engine is based on an
+ * algorithm designed by David Strauss <david@fourkitchens.com>.
+ */
+class CRM_Dedupe_BAO_RuleGroup extends CRM_Dedupe_BAO_DedupeRuleGroup {}
--- /dev/null
+<?php
+
+/**
+ * @deprecated copy of renamed class.
+ * @package CRM
+ * @copyright CiviCRM LLC https://civicrm.org/licensing
+ */
+class CRM_Mailing_BAO_Component extends CRM_Mailing_BAO_MailingComponent {
+
+}