Remove js_interop_2_test

tests/html/js_interop_2_test.dart

-// Copyright (c) 2012, 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 JsInterop2Test;
-import '../../pkg/unittest/lib/unittest.dart';
-import '../../pkg/unittest/lib/html_config.dart';
-import 'dart:html';
-import 'dart:isolate';
-
-injectSource(code) {
-  final script = new ScriptElement();
-  script.type = 'text/javascript';
-  script.innerHtml = code;
-  document.body.append(script);
-}
-
-var isolateTest = """
-  function test(data) {
-    if (data == 'sent')
-      return 'received';
-  }
-
-  var port = new ReceivePortSync();
-  port.receive(test);
-  window.registerPort('test', port.toSendPort());
-""";
-
-var portEqualityTest = """
-  function identity(data) {
-    return data;
-  }
-
-  var port = new ReceivePortSync();
-  port.receive(identity);
-  window.registerPort('identity', port.toSendPort());
-""";
-
-main() {
-  useHtmlConfiguration();
-
-  test('dart-to-js-ports', () {
-    injectSource(isolateTest);
-
-    SendPortSync port = window.lookupPort('test');
-    var result = port.callSync('sent');
-    expect(result, 'received');
-
-    result = port.callSync('ignore');
-    expect(result, isNull);
-  });
-
-  test('port-equality', () {
-    injectSource(portEqualityTest);
-
-    SendPortSync port1 = window.lookupPort('identity');
-    SendPortSync port2 = window.lookupPort('identity');
-    expect(port1, equals(port2));
-
-    SendPortSync port3 = port1.callSync(port2);
-    expect(port3, equals(port2));
-  });
-}