Bug 127629 [Markers] problems view: keep selection stable
I20050214-0010 1. Select a grouping (e.g. Java problem type) and select a marker inside 2. Switch to another grouping Selection is gone. Same when - changing filter - a build adds new marker (in a different file)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/ProblemView.java
/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.MarkerView#dispose()
	 */
	public void dispose() {
		if (resolveMarkerAction != null) {
			resolveMarkerAction.dispose();
		}
		PlatformUI.getWorkbench().getActivitySupport().getActivityManager()
				.removeActivityManagerListener(activityManagerListener);
		super.dispose();
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#getSortingFields()
	 */
	protected IField[] getSortingFields() {
		return new IField[] { severity, folder, resource, message, lineNumber,
				creationTime,
				
				
				id };
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#getDialogSettings()
	 */