Bug 214137 [Markers] Unbound system filters should be bound to problems view.
In 3.3 we supported systemFilters which are not currently picked up by the problems view. We should pick these up for compatiblity.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/MarkerFieldFilterGroup.java
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchPreferenceConstants;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.ide.IDEWorkbenchPlugin;
import org.eclipse.ui.internal.ide.StatusUtil;
import org.eclipse.ui.statushandlers.StatusManager;
import org.eclipse.ui.views.markers.FilterConfigurationArea;
import org.eclipse.ui.views.markers.FiltersContributionParameters;
import org.eclipse.ui.views.markers.MarkerField;
import org.eclipse.ui.views.markers.MarkerFieldFilter;
import org.eclipse.ui.views.markers.MarkerSupportConstants;
import org.eclipse.ui.views.markers.internal.MarkerFilter;
import org.eclipse.ui.views.markers.internal.MarkerSupportRegistry;
import org.eclipse.ui.views.markers.internal.MarkerType;
/**
 * MarkerFieldFilterGroup is the representation of a grouping of marker filters.
 * 
 * @since 3.4
 * 
 */
class MarkerFieldFilterGroup {