Bug 67811 Need support for adding separators to the help menu
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/WorkbenchActionBuilder.java
private IWorkbenchWindow window;
    /** 
     * A convience variable and method so that the actionConfigurer doesn't need to
     * get passed into registerGlobalAction every time it's called.
     */
    private IActionBarConfigurer actionBarConfigurer;
    
    private IWorkbenchAction closeAction;
    private IWorkbenchAction closeAllAction;
    private IWorkbenchAction closeAllSavedAction;
    private IWorkbenchAction saveAction;
    private IWorkbenchAction saveAllAction;
    private IWorkbenchAction helpContentsAction;
    private IWorkbenchAction aboutAction;
    private IWorkbenchAction openPreferencesAction;
    private IWorkbenchAction saveAsAction;
    private IWorkbenchAction hideShowEditorAction;
    private IWorkbenchAction savePerspectiveAction;
    private IWorkbenchAction resetPerspectiveAction;
    private IWorkbenchAction editActionSetAction;