Bug 214919 [Markers] [Markers] Problems view settings for column width and grouping are not persisted
Build ID: I20071213-1700 (3.4 M4) Steps To Reproduce: Every time I start eclipse I need to turn off grouping and reset the column widths for the Problems view. This did not occur for me with 3.3 More information:
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ExtendedMarkersView.java
Collection categoriesToExpand;
	private Clipboard clipboard;
	Collection preservedSelection = new ArrayList();
	private Job updateJob;
	private MarkersTreeViewer viewer;
	private IPropertyChangeListener preferenceListener;
	private ISelectionListener pageSelectionListener;
	private IPartListener2 partListener;
	private IMemento memento;
	private String[] defaultGeneratorIds = new String[0];
	private IPropertyChangeListener workingSetListener;
	/**
	 * Return a new instance of the receiver.
	 * 
	 * @param contentGeneratorId
	 *            the id of the generator to load.
	 */
	public ExtendedMarkersView(String contentGeneratorId) {
		super();
		instanceCount++;
		defaultGeneratorIds = new String[] { contentGeneratorId };
		preferenceListener = new IPropertyChangeListener() {
			/*
			 * (non-Javadoc)
			 * 
			 * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
			 */
			public void propertyChange(PropertyChangeEvent event) {
				String propertyName = event.getProperty();
				if (propertyName