Move JSON unit tests to new test API.

client/tests/client/json/cmd_json_test.dart

Index: client/tests/client/json/cmd_json_test.dart
diff --git a/client/tests/client/json/cmd_json_test.dart b/client/tests/client/json/cmd_json_test.dart
deleted file mode 100644
index 602e72d54677f08b000b4cae5d6468f8569854a9..0000000000000000000000000000000000000000
--- a/client/tests/client/json/cmd_json_test.dart
+++ /dev/null
@@ -1,31 +0,0 @@
-// Copyright (c) 2011, 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.
-
-typedef void Test();
-
-/**
- * Commandline-runner for JSON unit tests.
- */
-class CmdJsonTest {
-  List<Test> _tests;
-
-  CmdJsonTest() : _tests = new List<Test>() {}
-
-  void addTest(Test test) {
-    _tests.add(test);
-  }
-
-  void run() {
-    setUpTestSuite();
-    for (final test in _tests) { test(); }
-  }
-
-  void setUpTestSuite() {
-    JsonTest.setUpTestSuite(this);
-  }
-
-  static void main(List args) {
-    new CmdJsonTest().run();
-  }
-}