Add a VM page to the observatory.

runtime/bin/vmservice/client/lib/src/elements/isolate_view.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // 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.
 
 library isolate_view_element;
 
 import 'dart:async';
 import 'observatory_element.dart';
 import 'package:observatory/service.dart';
 import 'package:polymer/polymer.dart';
 
 @CustomTag('isolate-view')
 class IsolateViewElement extends ObservatoryElement {
   @published Isolate isolate;
   IsolateViewElement.created() : super.created();
 
   Future<ServiceObject> eval(String text) {
     return isolate.get(
         isolate.rootLib.id + "/eval?expr=${Uri.encodeComponent(text)}");
   }
 
   void refresh(var done) {
     isolate.reload().whenComplete(done);
   }
+
+  void resume(var a, var b, var c) {
+    isolate.get("resume").then((result) {
+        // TODO(turnidge): Instead of asserting here, handling errors
+        // properly.
+        assert(result.serviceType == 'Success');
+        isolate.reload();
+      });
+  }
 }