删除登录信息回调

@@ -11,7 +11,6 @@ const TAG = 'MainPage';
 @Entry
 @Component
 struct MainPage {
-  @Provide('isLogin') isLogin:Record<string,string>={}
 
   private breakpointSystem: BreakpointSystem = new BreakpointSystem()
   @StorageLink('currentBreakpoint') @Watch('watchCurrentBreakpoint') currentBreakpoint: string = BreakpointConstants.BREAKPOINT_XS;
@@ -34,11 +33,6 @@ struct MainPage {
     Logger.info(TAG, 'aboutToDisappear');
   }
 
-  onPageShow() {
-    Logger.info(TAG, 'onPageShow');
-    let params=router.getParams() as Record<string,string>
-    this.isLogin=params
-  }
 
   onPageHide() {
     Logger.info(TAG, 'onPageHide');