Fixed isolate-shared-summary layout problems

runtime/observatory/lib/src/elements/isolate/counter_chart.dart

Index: runtime/observatory/lib/src/elements/isolate/counter_chart.dart
diff --git a/runtime/observatory/lib/src/elements/isolate/counter_chart.dart b/runtime/observatory/lib/src/elements/isolate/counter_chart.dart
index 14bc7ef66f37611f07d4c4b288946c6246f4c812..5f4290ed7d6e297b2865f1438b2dbcaf101560fd 100644
--- a/runtime/observatory/lib/src/elements/isolate/counter_chart.dart
+++ b/runtime/observatory/lib/src/elements/isolate/counter_chart.dart
@@ -51,11 +51,10 @@ class IsolateCounterChartElement extends HtmlElement implements Renderable {
     new ChartColumnSpec(label: 'Percent', formatter: (v) => v.toString())
   ];
 
-  final _series = [new ChartSeries("Work", const [1], new PieChartRenderer(
-    sortDataByValue: false
-  ))];
-
   void render() {
+    final _series = [new ChartSeries("Work", const [1], new PieChartRenderer(
+      sortDataByValue: false
+    ))];
     final areaHost = new DivElement()..classes = const ['host'];
     final  legendHost = new DivElement()..classes = const ['legend'];
     children = [areaHost, legendHost];