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 prevEditorAction;
	private IWorkbenchAction nextPerspectiveAction;
	private IWorkbenchAction prevPerspectiveAction;
	private IWorkbenchAction activateEditorAction;
	private IWorkbenchAction maximizePartAction;
	private IWorkbenchAction workbenchEditorsAction;
	private IWorkbenchAction backwardHistoryAction;
	private IWorkbenchAction forwardHistoryAction;
	
	private IWorkbenchAction undoAction;
	private IWorkbenchAction redoAction;
	private IWorkbenchAction cutAction;
	private IWorkbenchAction copyAction;
	private IWorkbenchAction pasteAction;
	private IWorkbenchAction deleteAction;
	private IWorkbenchAction selectAllAction;
	private IWorkbenchAction findAction;
	private IWorkbenchAction printAction;
	private IWorkbenchAction revertAction;
	private IWorkbenchAction refreshAction;
	private IWorkbenchAction propertiesAction;
	private IWorkbenchAction quitAction;
	private IWorkbenchAction moveAction;
	private IWorkbenchAction renameAction;
	private IWorkbenchAction goIntoAction;
	private IWorkbenchAction backAction;
	private IWorkbenchAction forwardAction;
	private IWorkbenchAction upAction;
	private IWorkbenchAction nextAction;
	private IWorkbenchAction previousAction;