Bug 157805 [Workbench] Add Hide Toolbars to the Window menu
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/WorkbenchActionBuilder.java
private IWorkbenchAction upAction;
    private IWorkbenchAction nextAction;
    private IWorkbenchAction previousAction;
    
    private IWorkbenchAction openWorkspaceAction;
    private IWorkbenchAction projectPropertyDialogAction;
    private IWorkbenchAction newWizardAction;
    private IWorkbenchAction newWizardDropDownAction;
    private IWorkbenchAction importResourcesAction;
    
    private IWorkbenchAction exportResourcesAction;
    IWorkbenchAction buildAllAction; 
    private IWorkbenchAction cleanAction;
    private IWorkbenchAction toggleAutoBuildAction;
    MenuManager buildWorkingSetMenu;
    private IWorkbenchAction quickStartAction;
    private IWorkbenchAction tipsAndTricksAction;
    private QuickMenuAction showInQuickMenu;
    private QuickMenuAction newQuickMenu;
    private IWorkbenchAction introAction;
    
    private IWorkbenchAction addBookmarkAction;
    private IWorkbenchAction addTaskAction;
    IWorkbenchAction buildProjectAction;
    private IWorkbenchAction openProjectAction;
    private IWorkbenchAction closeProjectAction;
    
    private IWorkbenchAction toggleCoolbarAction;