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.resources/src/org/eclipse/ui/navigator/resources/ProjectExplorer.java
/**
	 * Provides a constant for the standard instance of the Common Navigator.
	 * 
	 * @see PlatformUI#getWorkbench()
	 * @see IWorkbench#getActiveWorkbenchWindow()
	 * @see IWorkbenchWindow#getActivePage()
	 * 
	 * @see IWorkbenchPage#findView(String)
	 * @see IWorkbenchPage#findViewReference(String)
	 */
	public static final String VIEW_ID = "org.eclipse.ui.navigator.ProjectExplorer"; 
	/**
	 * @since 3.4
	 */
	public static final int WORKING_SETS = 0;
	/**
	 * @since 3.4
	 */
	public static final int PROJECTS = 1;
	private int rootMode;
	/**
	 * Used only in the case of top level = PROJECTS and only when some
	 * working sets are selected. 
	 */
	private String workingSetLabel;
	/**
	 * The superclass does not deal with the content description, handle it
	 * here.