Reference method properly within this

src/account/NetworkPage.vue

@@ -353,13 +353,13 @@
             this.getAppLinks(user.locale);
         },
         beforeDestroy () {
-            stopStatusRefresher(this.refresher);
+            this.stopStatusRefresher(this.refresher);
         },
         watch: {
             network (net) {
                 if (net) {
                     if (net.state === 'running' || net.state === 'stopped' || net.state === 'error_stopping' || net.uuid === 'Not Found') {
-                        stopStatusRefresher(this.refresher);
+                        this.stopStatusRefresher(this.refresher);
                     }
                     if (net.uuid === 'Not Found') {
                         this.$router.replace({path: '/bubbles'});
@@ -380,10 +380,10 @@
                     }
                     if (latestStats !== null) {
                         this.stats = latestStats;
-                        if (this.stats.percent === 100) stopStatusRefresher(this.refresher);
+                        if (this.stats.percent === 100) this.stopStatusRefresher(this.refresher);
                     } else {
                         // status not found for our network
-                        stopStatusRefresher(this.refresher);
+                        this.stopStatusRefresher(this.refresher);
                     }
                 }
             },