Bug 190610 [CommonNavigator]Editable text widget in common navigator filter dialog
see attached image, the text that shows the information about available content is editable. Open Common Navigator Select View menu > Filters go to Available Content tab type in text on bottom of dialog.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/filters/CommonFilterSelectionDialog.java
private static final String FILTER_ICON = "icons/full/elcl16/filter_ps.gif"; 
	private static final String CONTENT_ICON = "icons/full/elcl16/content.gif"; 
	private static final int TAB_WIDTH_IN_DLUS = 300;
	private static final int TAB_HEIGHT_IN_DLUS = 150;
	private final CommonViewer commonViewer;
	private final INavigatorContentService contentService;
	private CTabFolder customizationsTabFolder;
	private CommonFiltersTab commonFiltersTab;
	private ContentExtensionsTab contentExtensionsTab;
	private Text descriptionText;
	private ISelectionChangedListener updateDescriptionSelectionListener; 
	/**
	 * Public only for tests.
	 * 
	 * @param aCommonViewer