diff --git a/winaccessibility/inc/AccDescendantManagerEventListener.hxx b/winaccessibility/inc/AccDescendantManagerEventListener.hxx
index 2795e1b68ab3..0438925a7bb8 100644
--- a/winaccessibility/inc/AccDescendantManagerEventListener.hxx
+++ b/winaccessibility/inc/AccDescendantManagerEventListener.hxx
@@ -54,12 +54,9 @@ public:
 
     bool NotifyChildEvent(UnoMSAAEvent eWinEvent, const css::uno::Any& Value);
 
-    virtual void HandleSelectionChangedAddEvent(
-            const css::uno::Any &oldValue, const css::uno::Any &newValue);
-    virtual void HandleSelectionChangedRemoveEvent(
-            const css::uno::Any &oldValue, const css::uno::Any &newValue);
-    virtual void HandleSelectionChangedWithinEvent(
-            const css::uno::Any &oldValue, const css::uno::Any &newValue);
+    void HandleSelectionChangedAddEvent(const css::uno::Any& newValue);
+    void HandleSelectionChangedRemoveEvent(const css::uno::Any& newValue);
+    void HandleSelectionChangedWithinEvent(const css::uno::Any& newValue);
 };
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/winaccessibility/source/service/AccDescendantManagerEventListener.cxx b/winaccessibility/source/service/AccDescendantManagerEventListener.cxx
index 45f3f4eb6684..14241425d2d1 100644
--- a/winaccessibility/source/service/AccDescendantManagerEventListener.cxx
+++ b/winaccessibility/source/service/AccDescendantManagerEventListener.cxx
@@ -57,13 +57,13 @@ void  AccDescendantManagerEventListener::notifyEvent( const css::accessibility::
         HandleChildChangedNoFocusEvent(aEvent.OldValue, aEvent.NewValue);
         break;
     case AccessibleEventId::SELECTION_CHANGED_ADD:
-        HandleSelectionChangedAddEvent(aEvent.OldValue, aEvent.NewValue);
+        HandleSelectionChangedAddEvent(aEvent.NewValue);
         break;
     case AccessibleEventId::SELECTION_CHANGED_REMOVE:
-        HandleSelectionChangedRemoveEvent(aEvent.OldValue, aEvent.NewValue);
+        HandleSelectionChangedRemoveEvent(aEvent.NewValue);
         break;
     case AccessibleEventId::SELECTION_CHANGED_WITHIN:
-        HandleSelectionChangedWithinEvent(aEvent.OldValue, aEvent.NewValue);
+        HandleSelectionChangedWithinEvent(aEvent.NewValue);
         break;
     default:
         AccComponentEventListener::notifyEvent(aEvent);
@@ -167,7 +167,7 @@ bool AccDescendantManagerEventListener::NotifyChildEvent(UnoMSAAEvent eWinEvent,
     }
     return false;
 }
-void AccDescendantManagerEventListener::HandleSelectionChangedAddEvent(const Any& /*oldValue*/, const Any &newValue)
+void AccDescendantManagerEventListener::HandleSelectionChangedAddEvent(const Any& newValue)
 {
     if (NotifyChildEvent(UnoMSAAEvent::SELECTION_CHANGED_ADD, newValue))
     {
@@ -176,7 +176,7 @@ void AccDescendantManagerEventListener::HandleSelectionChangedAddEvent(const Any
     m_rObjManager.NotifyAccEvent(m_xAccessible.get(), UnoMSAAEvent::SELECTION_CHANGED_ADD);
 }
 
-void AccDescendantManagerEventListener::HandleSelectionChangedRemoveEvent(const Any& /*oldValue*/, const Any &newValue)
+void AccDescendantManagerEventListener::HandleSelectionChangedRemoveEvent(const Any& newValue)
 {
     if (NotifyChildEvent(UnoMSAAEvent::SELECTION_CHANGED_REMOVE, newValue))
     {
@@ -185,7 +185,7 @@ void AccDescendantManagerEventListener::HandleSelectionChangedRemoveEvent(const
     m_rObjManager.NotifyAccEvent(m_xAccessible.get(), UnoMSAAEvent::SELECTION_CHANGED_REMOVE);
 }
 
-void AccDescendantManagerEventListener::HandleSelectionChangedWithinEvent(const Any& /*oldValue*/, const Any &newValue)
+void AccDescendantManagerEventListener::HandleSelectionChangedWithinEvent(const Any& newValue)
 {
     if (NotifyChildEvent(UnoMSAAEvent::SELECTION_CHANGED_WITHIN, newValue))
     {