Centralized event streams

runtime/observatory/lib/src/mocks/objects/isolate.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 mocks;
-
-class IsolateRefMock implements M.IsolateRef {
-  final String id;
-  final int number;
-  final String name;
-
-  const IsolateRefMock({this.id, this.number, this.name});
-}
-
-class IsolateMock implements M.Isolate {
-  final String id;
-  final int number;
-  final String name;
-  final DateTime startTime;
-  final bool runnable;
-
-  const IsolateMock({this.id, this.number, this.name, this.startTime,
-      this.runnable});
-  // TODO(cbernaschina) add other properties.
-}