Bug 241209 [Markers] [Problems View] Changing columns in the preferences makes errors disappear from the view
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/ExtendedMarkersView.java
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchPartReference;
import org.eclipse.ui.PartInitException;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.ide.IDE;
import org.eclipse.ui.ide.ResourceUtil;
import org.eclipse.ui.internal.ide.IDEInternalPreferences;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.internal.ide.StatusUtil;
import org.eclipse.ui.menus.IMenuService;
import org.eclipse.ui.part.MarkerTransfer;
import org.eclipse.ui.part.ViewPart;
import org.eclipse.ui.progress.IWorkbenchSiteProgressService;
import org.eclipse.ui.progress.WorkbenchJob;
import org.eclipse.ui.statushandlers.StatusManager;
import org.eclipse.ui.views.markers.MarkerField;
import org.eclipse.ui.views.markers.MarkerItem;
import org.eclipse.ui.views.markers.internal.MarkerGroup;
import org.eclipse.ui.views.markers.internal.MarkerMessages;
import org.eclipse.ui.views.markers.internal.MarkerSupportRegistry;
import org.eclipse.ui.views.tasklist.ITaskListResourceAdapter;
import org.osgi.framework.Bundle;
import com.ibm.icu.text.MessageFormat;
/**
 * The ExtendedMarkersView is the internal implementation of the view that shows
 * markers using the markerGenerators extension point.