Bug 293357 [context] Switch annotation processing to JSR 330
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/workbench/ui/renderers/swt/StackRenderer.java
public void init(IEventBroker eventBroker) {
		super.init(eventBroker);
		EventHandler itemUpdater = new EventHandler() {
			public void handleEvent(Event event) {
				Object objElement = event
						.getProperty(IUIEvents.EventTags.Element);
				
				if (!(objElement instanceof MUIItem)
						|| !(objElement instanceof MUIElement))
					return;
				
				MUIElement uiElement = (MUIElement) objElement;
				MUIItem modelItem = (MUIItem) objElement;
				
				if (!(uiElement.getWidget() instanceof CTabItem))
					return;
				
				MElementContainer<MUIElement> parent = uiElement.getParent();
				if (!(parent.getFactory() == this))
					return;
				CTabItem tabItem = (CTabItem) uiElement.getWidget();
				String attName = (String) event
						.getProperty(IUIEvents.EventTags.AttName);
				if (IUIEvents.UIItem.Name.equals(attName)) {
					String newName = (String) event
							.getProperty(IUIEvents.EventTags.NewValue);
					tabItem.setText(newName);
				} else if (IUIEvents.UIItem.IconURI.equals(attName)) {
					tabItem.setImage(getImage(modelItem));
				} else if (IUIEvents.UIItem.Tooltip.equals(attName)) {