Restored vm-connect Observatory_UI tests

runtime/observatory/lib/src/repositories/target.dart

 // Copyright (c) 2016, 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.
 
 part of repositories;
 
+typedef bool IsConnectedVMTargetDelegate(Target);
+
 class TargetChangeEvent implements M.TargetChangeEvent {
   final TargetRepository repository;
   final bool disconnected;
   TargetChangeEvent(this.repository, [this.disconnected = false]);
 }
 
 class TargetRepository implements M.TargetRepository {
   static const _historyKey = 'history';
 
   final StreamController<TargetChangeEvent> _onChange;
   final Stream<TargetChangeEvent> onChange;
   final SettingsRepository _settings = new SettingsRepository('targetManager');
 
   final List<SC.WebSocketVMTarget> _list = <SC.WebSocketVMTarget>[];
   SC.WebSocketVMTarget current;
+  final IsConnectedVMTargetDelegate _isConnectedVMTarget;
 
-  factory TargetRepository() {
+  factory TargetRepository(IsConnectedVMTargetDelegate isConnectedVMTarget) {
     var controller = new StreamController<TargetChangeEvent>();
     var stream = controller.stream.asBroadcastStream();
-    return new TargetRepository._(controller, stream);
+    return new TargetRepository._(isConnectedVMTarget, controller, stream);
   }
 
-  TargetRepository._(this._onChange, this.onChange) {
+  TargetRepository._(this._isConnectedVMTarget, this._onChange, this.onChange) {
     _restore();
     // Add the default address if it doesn't already exist.
     if (find(_networkAddressOfDefaultTarget()) == null) {
       add(_networkAddressOfDefaultTarget());
     }
     // Set the current target to the default target.
     current = find(_networkAddressOfDefaultTarget());
   }
 
   void add(String address) {
@@ skipping 61 matching lines @@
   }
 
   static String _networkAddressOfDefaultTarget() {
     if (!identical(1, 1.0)) {
       // Dartium, assume we are developing.
       return 'ws://127.0.0.1:8181/ws';
     }
     Uri serverAddress = Uri.parse(window.location.toString());
     return 'ws://${serverAddress.authority}${serverAddress.path}ws';
   }
+
+  bool isConnectedVMTarget(M.Target target) => _isConnectedVMTarget(target);
 }