Bug 141192 [Viewers] Javadoc change about multiple equal elements in StructuredViewer and AbstractTreeViewer
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTreeViewer.java
item.setData(newElement);
                        mapElement(newElement, item);
                    } else {
                        disassociate(item);
                        
                        item.setImage(null);
                        item.setText("");
                    }
                }
            }
        }
        for (int i = 0; i < min; ++i) {
            Item item = items[i];
            Object newElement = elementChildren[i];
            if (item.getData() == null) {
                
                associate(newElement, item);
                updatePlus(item, newElement);
                updateItem(item, newElement);
                
                
                
                
                
                
                setExpanded(item, expanded.containsKey(newElement));
            } else {
                
                updatePlus(item, newElement);
                if (updateLabels) {