Deprecate unused CommonITILTask::showInObjectSumnary()

CHANGELOG.md

@@ -3,7 +3,15 @@
 The present file will list all changes made to the project; according to the
 [Keep a Changelog](http://keepachangelog.com/) project.
 
-## [9.5.5] unreleased
+## [9.5.6] unreleased
+
+### API changes
+
+#### Deprecated
+
+- `CommonITILTask::showInObjectSumnary()`
+
+## [9.5.5] 2021-04-13
 
 ### API changes
 
@@ -11,7 +19,6 @@ The present file will list all changes made to the project; according to the
 
 - Remove deprecation of `Search::getMetaReferenceItemtype()`
 
-
 ## [9.5.4] 2021-03-02
 
 ### Changed

inc/commonitiltask.class.php

@@ -1278,8 +1278,12 @@ abstract class CommonITILTask extends CommonDBTM implements CalDAVCompatibleItem
     * @param $item         CommonITILObject
     * @param $rand
     * @param $showprivate  (false by default)
+    *
+    * @deprecated 9.5.6
    **/
    function showInObjectSumnary(CommonITILObject $item, $rand, $showprivate = false) {
+      Toolbox::deprecated();
+
       global $CFG_GLPI;
 
       $canedit = (isset($this->fields['can_edit']) && !$this->fields['can_edit']) ? false : $this->canEdit($this->fields['id']);