Converted Observatory isolate-summary element

runtime/observatory/web/main.dart

Index: runtime/observatory/web/main.dart
diff --git a/runtime/observatory/web/main.dart b/runtime/observatory/web/main.dart
index 41f3dc74c2c0f43a978edec47cc86685153cc87b..36c03ab1165391d55ef8b4c35ad74444bf05ff01 100644
--- a/runtime/observatory/web/main.dart
+++ b/runtime/observatory/web/main.dart
@@ -2,6 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
+import 'dart:html';
 import 'package:logging/logging.dart';
 import 'package:polymer/polymer.dart';
 import 'package:observatory/elements.dart';
@@ -24,4 +25,6 @@ main() async {
   Logger.root.info('Polymer initialized');
   await Polymer.onReady;
   Logger.root.info('Polymer elements have been upgraded');
+  document.body.children
+      .insert(0, document.createElement('observatory-application'));
 }