Centralized event streams

runtime/observatory/tests/observatory_ui/mocks/objects/code.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
+// BSD-style license that can be found in the LICENSE file.
 
 part of mocks;
 
 class CodeRefMock implements M.CodeRef {
   final String id;
   final String name;
   final M.CodeKind kind;
   final bool isOptimized;
 
   const CodeRefMock({this.id, this.name, this.kind, this.isOptimized: false });
 }
 
 class CodeMock implements M.Code {
   final String id;
   final String name;
   final M.CodeKind kind;
   final bool isOptimized;
 
   const CodeMock({this.id, this.name, this.kind, this.isOptimized: false });
 }