Bug 213474 [Markers] Unchecking filter does not update
I20071218-0800. 1. Show > TODO ==> filter is applied 2. Show > TODO ==> nothing happens, old filter stays but view menu looks like this: [ ] TODO ---- [x] Show All
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/provisional/views/markers/CachedMarkerBuilder.java
private long preBuildTime = -1;
	
	/**
	 * Create a new instance of the receiver. Update using the updateJob.
	 * 
	 * @param contentGenerator
	 * @param id
	 *            id of the view we are building for
	 */
	CachedMarkerBuilder(MarkerContentGenerator contentGenerator, String id,
			IMemento memento) {
		this.generator = contentGenerator;
		this.viewId = id;
		initialiseVisibleFields();
		this.memento = memento;
		if (memento == null)
			setDefaultCategoryGroup(contentGenerator);
		else {
			
			String categoryGroupID = memento.getString(TAG_CATEGORY_GROUP);
			if (categoryGroupID == null)
				setDefaultCategoryGroup(contentGenerator);
			else {
				if (categoryGroupID.equals(VALUE_NONE))
					this.categoryGroup = null;
				else {
					MarkerGroup newGroup = MarkerSupportRegistry.getInstance()
							.getMarkerGroup(categoryGroupID);
					if (newGroup == null)