Bug 160000 [DataBinding] Convert scenarios to official APIs
tests/org.eclipse.jface.tests.databinding/src/org/eclipse/jface/tests/databinding/scenarios/ComboScenarios.java
protected ComboViewer cviewer = null;
    protected Combo combo = null;
    protected Catalog catalog = null;
    ILabelProvider lodgingLabelProvider = new LabelProvider() {
        public String getText(Object element) {
            return ((Lodging) element).getName();
        }
    };
    ILabelProvider accountLabelProvider = new LabelProvider() {
        public String getText(Object element) {
            return ((Account) element).getCountry();
        }
    };
    protected void setUp() throws Exception {
        super.setUp();
        getComposite().setLayout(new FillLayout());
        combo = new Combo(getComposite(), SWT.READ_ONLY | SWT.DROP_DOWN);
        cviewer = new ComboViewer(combo);
        catalog = SampleData.CATALOG_2005; 
    }
    protected void tearDown() throws Exception {