Bug 30169 no hover message for bookmarks in overview ruler
20030121 hovering over bookmarks in the overview ruler should show the bookmark name it does not
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaMarkerAnnotation.java
private static Image fgImage;
	private static boolean fgImageInitialized= false;
	
	private IDebugModelPresentation fPresentation;
	private IProblemAnnotation fOverlay;
	private boolean fNotRelevant= false;
	private AnnotationType fType;
	
	
	public JavaMarkerAnnotation(IMarker marker) {
		super(marker);
	}
	
	/*
	 * @see MarkerAnnotation#getUnknownImageName(IMarker)
	 */
	protected String getUnknownImageName(IMarker marker) {
		return JavaPluginImages.IMG_OBJS_GHOST;
	}