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 IWorkbenchAction categoryAction;
	
	private IWorkbenchAction projectPropertyDialogAction;
	private IWorkbenchAction newWizardAction;
	private IWorkbenchAction newWizardDropDownAction;
	private IWorkbenchAction importResourcesAction;
	private IWorkbenchAction exportResourcesAction;
	private IWorkbenchAction rebuildAllAction; 
	IWorkbenchAction buildAllAction; 
	private IWorkbenchAction cleanAction;
	MenuManager buildWorkingSetMenu;
	private IWorkbenchAction quickStartAction;
	private IWorkbenchAction tipsAndTricksAction;
	
	
	private IWorkbenchAction addBookmarkAction;
	private IWorkbenchAction addTaskAction;
	IWorkbenchAction buildProjectAction;
	private IWorkbenchAction rebuildProjectAction;
	private IWorkbenchAction openProjectAction;
	private IWorkbenchAction closeProjectAction;
	
	
	private NewWizardMenu newWizardMenu;
	
	
	private StatusLineContributionItem statusLineItem;
	
	private Preferences.IPropertyChangeListener prefListener;
	private IWorkbenchAction introAction;