Bug 110998 [Problems] Remove the working set selection and switch to using global working sets
M2 We need to remove the working sets option in the filter and switch to using the current list of working sets. We should move this to a preference that says only "Use Working Sets"
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
private static final String TAG_SELECTION = "selection"; 
	private static final String TAG_MARKER = "marker"; 
	private static final String TAG_RESOURCE = "resource"; 
	private static final String TAG_ID = "id"; 
	private static final String TAG_FILTERS_SECTION = "filters"; 
	private static final String TAG_FILTER_ENTRY = "filter"; 
	private static final String MENU_FILTERS_GROUP = "group.filter";
	private static final String MENU_SHOW_IN_GROUP = "group.showIn";
	
	private static final String OLD_FILTER_SECTION = "filter"; 
	private class UpdateJob extends WorkbenchJob {
		
		boolean buildDone = true; 
		private Collection pendingMarkerUpdates = Collections
				.synchronizedSet(new HashSet());
		boolean refreshAll = false;
		UpdateJob() {
			super(MarkerMessages.MarkerView_queueing_updates);
		}
		/**
		 * Refresh the changed list.
		 * 
		 * @param changed
		 */