Reverted Tree memory leak fix since it is breaking Tree filtering in a way that only can be fixed by introducing new API to Filterable interface and this cannot be done in a maintenance release. #11053

Change-Id: I7967a4dc57ad2d06880917d4756107c3838d8491

1 files changed, 0 insertions, 10 deletions

diff --git a/server/src/com/vaadin/ui/Tree.java b/server/src/com/vaadin/ui/Tree.java
index 2c16a36a6c..a6dbea51ba 100644
--- a/server/src/com/vaadin/ui/Tree.java
+++ b/server/src/com/vaadin/ui/Tree.java
@@ -1687,16 +1687,6 @@ public class Tree extends AbstractSelect implements Container.Hierarchical,
         return itemDescriptionGenerator;
     }
 
-    @Override
-    public void containerItemSetChange(
-            com.vaadin.data.Container.ItemSetChangeEvent event) {
-
-        // Ensure removed items are cleaned up from expanded list
-        cleanupExpandedItems();
-
-        super.containerItemSetChange(event);
-    }
-
     private void cleanupExpandedItems() {
         Set<Object> removedItemIds = new HashSet<Object>();
         for (Object expandedItemId : expanded) {