Bug 63351 [Navigator] Import/ExportResourcesAction not removed as listeners of selection service
Open and closing the navigator view, these actions are leaked. It would appear that the dispose for these actions is not getting called?
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/ImportActionGroup.java
* All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Common Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.ui.actions;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.action.Separator;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.ActionGroup;
import org.eclipse.ui.actions.ExportResourcesAction;
import org.eclipse.ui.actions.ImportResourcesAction;
import org.eclipse.jdt.ui.IContextMenuConstants;
import org.eclipse.jdt.internal.ui.JavaPluginImages;
/**
 * Action group to add the Import and Export action to a view part's
 * context menu.
 * 
 * <p>
 * This class may be instantiated; it is not intended to be subclassed.
 * </p>
 * 
 * @since 2.0
 */
public class ImportActionGroup extends ActionGroup {
	private static final String GROUP_IMPORT= "group.import";