Merge pull request #5902 in DESIGN/design from release/11.0 to feature/x

* commit '0f0682409e0c5c5c67010b45c1168cb7edfe4476':
  无JIRA任务 去除重复方法

designer-base/src/main/java/com/fr/design/actions/help/TutorialAction.java

@@ -31,10 +31,6 @@ public class TutorialAction extends AbstractDesignerSSO {
         return CloudCenter.getInstance().acquireUrlByKind(createDocKey(), "http://help.finereport.com");
     }
 
-    public String getOffLineWarnMessage() {
-        return Toolkit.i18nText("Fine-Design_Offline_Helptutorial_Msg");
-    }
-
     // 生成帮助文档 sitecenter key, help.zh_CN.10
     protected String createDocKey() {
         String locale = GeneralContext.getLocale().toString();