Grafana 6: this._newAnalyticUnit is undefined #324 (#325)

src/panel/graph_panel/graph_ctrl.ts

@@ -597,8 +597,7 @@ class GraphCtrl extends MetricsPanelCtrl {
         ]
       );
     }
-    this.$scope.$digest();
+    this.refresh();
-    this.render(this.seriesList);
   }
 
   async onAnalyticUnitAlertChange(analyticUnit: AnalyticUnit) {