1 files changed, 2 insertions, 4 deletions
diff --git a/vcl/source/window/dockwin.cxx b/vcl/source/window/dockwin.cxx
index 2f0fc5b57d9f..84322a9df9b2 100644
--- a/vcl/source/window/dockwin.cxx
+++ b/vcl/source/window/dockwin.cxx
@@ -700,12 +700,10 @@ bool DockingWindow::PrepareToggleFloatingMode()
 
 bool DockingWindow::Close()
 {
-    ImplDelData aDelData;
-    ImplAddDel( &aDelData );
+    VclPtr<vcl::Window> xWindow = this;
     CallEventListeners( VCLEVENT_WINDOW_CLOSE );
-    if ( aDelData.IsDead() )
+    if ( xWindow->IsDisposed() )
         return false;
-    ImplRemoveDel( &aDelData );
 
     if ( mpWindowImpl->mxWindowPeer.is() && IsCreatedWithToolkit() )
         return false;