Bug 136178 [Markers] Quick filter selection is not updating the view
20050411 Selecting and deselecting filters from the drop down is not changing the filters until you open the dialog
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/MarkerView.java
return marker.getDescription().equals(description)
						&& marker.getFolder().equals(folder)
						&& marker.getResourceName().equals(resource)
						&& marker.getLine() == line;
			}
		}
		private Collection categoriesToExpand = new HashSet();
		private Collection preservedSelection = new ArrayList();
		UpdateJob() {
			super(MarkerMessages.MarkerView_queueing_updates);
			setSystem(true);
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.ui.progress.UIJob#runInUIThread(org.eclipse.core.runtime.IProgressMonitor)
		 */
		public IStatus runInUIThread(IProgressMonitor monitor) {
			if (getViewer().getControl().isDisposed()) {
				return Status.CANCEL_STATUS;
			}
			getViewer().refresh(true);
			Tree tree = getTree();
			if (tree != null && !tree.isDisposed()) {
				updateStatusMessage();
				updateTitle();
				
				if (getCurrentMarkers().getSize() < 20) {
					getViewer().expandAll();
				} else {