Add HttpServerConnection to Observatory.

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

 // Copyright (c) 2014, 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 io_view_element;
 
 import 'dart:async';
 import 'observatory_element.dart';
 import 'service_ref.dart';
 import 'package:observatory/service.dart';
@@ skipping 59 matching lines @@
 
   void leftView() {
     super.leftView();
     if (_updateTimer != null) {
       _updateTimer.cancel();
       _updateTimer = null;
     }
   }
 }
 
+@CustomTag('io-http-server-connection-view')
+class IOHttpServerConnectionViewElement extends ObservatoryElement {
+  @published ServiceMap connection;
+  Timer _updateTimer;
+
+  IOHttpServerConnectionViewElement.created() : super.created();
+
+  void refresh(var done) {
+    connection.reload().whenComplete(done);
+  }
+
+  void _updateHttpServer() {
+    refresh(() {
+      if (_updateTimer != null) {
+        _updateTimer = new Timer(new Duration(seconds: 1), _updateHttpServer);
+      }
+    });
+  }
+
+  void enteredView() {
+    super.enteredView();
+    // Start a timer to update the isolate summary once a second.
+    _updateTimer = new Timer(new Duration(seconds: 1), _updateHttpServer);
+  }
+
+  void leftView() {
+    super.leftView();
+    if (_updateTimer != null) {
+      _updateTimer.cancel();
+      _updateTimer = null;
+    }
+  }
+}
+
+@CustomTag('io-http-server-connection-ref')
+class IOHttpServerConnectionRefElement extends ServiceRefElement {
+  IOHttpServerConnectionRefElement.created() : super.created();
+}
+
 @CustomTag('io-socket-ref')
 class IOSocketRefElement extends ServiceRefElement {
   IOSocketRefElement.created() : super.created();
 }
 
 @CustomTag('io-socket-list-view')
 class IOSocketListViewElement extends ObservatoryElement {
   @published ServiceMap list;
 
   IOSocketListViewElement.created() : super.created();
@@ skipping 137 matching lines @@
   }
 
   void leftView() {
     super.leftView();
     if (_updateTimer != null) {
       _updateTimer.cancel();
       _updateTimer = null;
     }
   }
 }