YARN-10137. UIv2 build is broken in trunk. Contributed by Adam Antal

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/src/main/webapp/app/controllers/yarn-app/logs.js

@@ -75,7 +75,7 @@ export default Ember.Controller.extend({
             ) {
               let historyContainers = [];
               historyProvider.get("content").forEach(function(o) {
-                if(!containerIdArr[o[fieldName]])) {
+                if(!containerIdArr[o[fieldName]]) {
                   historyContainers.push(o);
                 }
               }.bind(this));