去掉不用代码

assets/script/game/module/speedUpUI/SpeedUpUI.ts

@@ -84,7 +84,6 @@ export default class SpeedUpUI extends cc.Component {
         if (gData.gameData.checkCanSpeedUp()) {
             mk.ui.closePanel(this.node.name);
             mk.ad.videoAdType = VideoAdType.video_init_14;
-            let self = this;
             mk.ad.watchAd(async (success) => {
                 if (success) {
                     gData.adData.watchVideo(null);