Bug 52159 [ActivityMgmt] Activity entry in window menu needs to be defined in object contribution
We should move the activity configuration menu entry to an object contribution in the IDE plug-in so that other applications do not have to have it or hack the UI.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/WorkbenchActionBuilder.java
*/
	private void addPerspectiveActions(MenuManager menu) {
		{
			String openText = IDEWorkbenchMessages.getString("Workbench.openPerspective"); 
			MenuManager changePerspMenuMgr = new MenuManager(openText, "openPerspective"); 
			IContributionItem changePerspMenuItem = 
				ContributionItemFactory.PERSPECTIVES_SHORTLIST.create(getWindow());
			changePerspMenuMgr.add(changePerspMenuItem);
			menu.add(changePerspMenuMgr);
		}
		{
			MenuManager showViewMenuMgr = new MenuManager(IDEWorkbenchMessages.getString("Workbench.showView"), "showView"); 
			IContributionItem showViewMenu = ContributionItemFactory.VIEWS_SHORTLIST.create(getWindow());
			showViewMenuMgr.add(showViewMenu);
			menu.add(showViewMenuMgr);
		}
		menu.add(hideShowEditorAction);
		menu.add(lockToolBarAction);
		menu.add(new Separator());
		menu.add(editActionSetAction);
		menu.add(savePerspectiveAction);
		menu.add(resetPerspectiveAction);
		menu.add(closePerspAction);
		menu.add(closeAllPerspsAction);
	}
	/**
	 * Adds the keyboard navigation submenu to the specified menu.
	 */
	private void addWorkingSetBuildActions(MenuManager menu) {
		buildWorkingSetMenu= new MenuManager(IDEWorkbenchMessages.getString("Workbench.buildSet"));