Bug 156864 [Undo] Edit > Add Bookmark... does not work
I20060906-1200 1. start fresh workspace 2. create simple project P 3. create simple file f 4. close the editor (the editor actions works) 5. Edit > Add Bookmark... ==> bookmark is not added
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/DialogProblemProperties.java
private Label severityLabel;
	private Label severityImage;
	DialogProblemProperties(Shell parentShell) {
		super(parentShell);
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markerview.MarkerPropertiesDialog#createAttributesArea(org.eclipse.swt.widgets.Composite)
	 */
	protected void createAttributesArea(Composite parent) {
		createSeperator(parent);
		super.createAttributesArea(parent);
		new Label(parent, SWT.NONE)
				.setText(MarkerMessages.propertiesDialog_severityLabel);
		Composite composite = new Composite(parent, SWT.NONE);
		GridLayout layout = new GridLayout();
		layout.numColumns = 2;
		layout.marginWidth = 0;
		layout.marginHeight = 0;
		composite.setLayout(layout);