Bug 292170 [CSS] Missing license headers in org.eclipse.e4.ui.css.legacy and org.eclipse.e4.ui.examples.css.rcp
Will fix this after M1 is declared.
examples/org.eclipse.e4.ui.examples.css.rcp/src/org/eclipse/e4/ui/examples/css/rcp/ApplicationActionBarAdvisor.java
protected void fillMenuBar(IMenuManager menuBar) {
        MenuManager fileMenu = new MenuManager("&File", IWorkbenchActionConstants.M_FILE);
        MenuManager helpMenu = new MenuManager("&Help", IWorkbenchActionConstants.M_HELP);
        
        menuBar.add(fileMenu);
        
        menuBar.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
        menuBar.add(helpMenu);
        
        
        fileMenu.add(newWindowAction);
        fileMenu.add(new Separator());
        fileMenu.add(markAsReadAction);
        fileMenu.add(openViewAction);
        fileMenu.add(new Separator());
        fileMenu.add(exitAction);
        
        
        helpMenu.add(aboutAction);
    }
    
    protected void fillCoolBar(ICoolBarManager coolBar) {
        IToolBarManager toolbar = new ToolBarManager(SWT.FLAT | SWT.RIGHT);
        coolBar.add(new ToolBarContributionItem(toolbar, "main"));   
        toolbar.add(openViewAction);
        toolbar.add(markAsReadAction);
    }
}