Bug 100565 [Viewers] Tree viewer selection not revealed if unchanged
[RC3] Steps: 1. Check out org.eclipse.ui.workbench 2. Open Workbench.java 3. Ctrl-O to open Quick Outline 4. Type "r", note that the field "runEventLoop" is the first match 5. Type "u", note that the field is not shown anymore 6. Type arrow-down key, note that you cannot see the selected entry
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/AbstractTreeViewer.java
* @param parent
     *           the parent item
     * @param element
     *           the element
     * @return Widget
     */
    private Widget internalFindItem(Item parent, Object element) {
        
        Object data = parent.getData();
        if (data != null) {
            if (equals(data, element))
                return parent;
        }
        
        Item[] items = getChildren(parent);
        for (int i = 0; i < items.length; i++) {
            Item item = items[i];
            Widget o = internalFindItem(item, element);
            if (o != null)
                return o;
        }
        return null;
    }
    
    protected void internalRefresh(Object element) {
        internalRefresh(element, true);
    }
    
    protected void internalRefresh(Object element, boolean updateLabels) {