UnityEditor.GenericMenu.AddSeparator C# (CSharp) Method

        public void AddSeparator(string path)
        {
            this.menuItems.Add(new MenuItem(new GUIContent(path), true, false, null));
        }

 protected override void AddDefaultItemsToMenu(GenericMenu menu, EditorWindow view)
 {
     if (menu.GetItemCount() != 0)
     {
         menu.AddSeparator(string.Empty);
     }
     if (base.parent.window.showMode == ShowMode.MainWindow)
     {
         menu.AddItem(EditorGUIUtility.TextContent("Maximize"), !(base.parent is SplitView), new GenericMenu.MenuFunction2(this.Maximize), view);
     }
     else
     {
         menu.AddDisabledItem(EditorGUIUtility.TextContent("Maximize"));
     }
     menu.AddItem(EditorGUIUtility.TextContent("Close Tab"), false, new GenericMenu.MenuFunction2(this.Close), view);
     menu.AddSeparator(string.Empty);
     System.Type[] paneTypes = base.GetPaneTypes();
     GUIContent content = EditorGUIUtility.TextContent("Add Tab");
     foreach (System.Type type in paneTypes)
     {
         if (type != null)
         {
             GUIContent content2;
             content2 = new GUIContent(EditorWindow.GetLocalizedTitleContentFromType(type)) {
                 text = content.text + "/" + content2.text
             };
             menu.AddItem(content2, false, new GenericMenu.MenuFunction2(this.AddTabToHere), type);
         }
     }
 }