Bug 262606 [CommonNavigator] Up button after "go into" has bad tooltip text
I20090127-0100 1) Select a Java project 2) right-click, select "Go Into" 3) Hover over the Up button, the tooltip text is impressive
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/navigator/CommonNavigator.java
* <p>
 * This class provides the IViewPart for the Common Navigator framework in the
 * Eclipse workbench. This class also serves as the backbone for navigational
 * viewers. The following types are used by this class to render the Common
 * Navigator:
 * <ul>
 * <li>
 * <p>
 * {@link org.eclipse.ui.navigator.CommonViewer}: The viewer that renders the
 * extensible tree. Creates and manages the lifecycle of the Navigator Content
 * Service (described below).
 * </p>
 * </li>
 * <li>
 * <p>
 * {@link org.eclipse.ui.navigator.NavigatorActionService}: Manages instances
 * of {@link org.eclipse.ui.navigator.CommonActionProvider}s provided by
 * individual extensions and content extensions.
 * </p>
 * </li>
 * <li>
 * <p>
 * {@link org.eclipse.ui.navigator.INavigatorContentService}: Manages instances
 * of Navigator Content Extensions. Instances are created as needed, and
 * disposed of upon the disposal of the Navigator Content Service.
 * </p>
 * </li>
 * </ul>
 * <p>
 * Clients are not expected to subclass CommonNavigator. Clients that wish to