implement @JS classes

test/browser/language_tests.js

 // Copyright (c) 2015, 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.
 
 (function() {
   'use strict';
 
   let dart_sdk = dart_library.import('dart_sdk');
   dart_sdk._isolate_helper.startRootIsolate(function() {}, []);
   let async_helper = dart_library.import('async_helper').async_helper;
@@ skipping 549 matching lines @@
       'indexeddb_4_test': ['unittest', 'skip', 'fail'],
       'indexeddb_5_test': ['unittest', 'skip', 'fail'],
       'input_element_test': ['unittest', 'skip', 'fail'],
       'instance_of_test': ['unittest', 'skip', 'fail'],
       'interactive_test': ['unittest', 'skip', 'fail'],
       'isolates_test': ['unittest', 'skip', 'fail'],
       'js_function_getter_test': ['unittest', 'skip', 'fail'],
       'js_function_getter_trust_types_test': ['unittest', 'skip', 'fail'],
       'js_interop_1_test': ['unittest', 'skip', 'fail'],
       'js_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous2_exp_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous2_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous_exp_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous_unreachable_exp_test': ['unittest', 'skip', 'fail'],
-      'js_typed_interop_anonymous_unreachable_test': ['unittest', 'skip', 'fail'],
+      'js_typed_interop_anonymous2_exp_test': 'unittest',
+      'js_typed_interop_anonymous2_test': 'unittest',
+      'js_typed_interop_anonymous_exp_test': 'unittest',
+      'js_typed_interop_anonymous_test': 'unittest',
+      'js_typed_interop_anonymous_unreachable_exp_test': 'unittest',
+      'js_typed_interop_anonymous_unreachable_test': 'unittest',
       'js_typed_interop_default_arg_test': ['unittest', 'skip', 'fail'],
       'js_typed_interop_side_cast_exp_test': ['unittest', 'skip', 'fail'],
       'js_typed_interop_side_cast_test': ['unittest', 'skip', 'fail'],
       'js_typed_interop_test': ['unittest', 'skip', 'fail'],
       'keyboard_event_test': ['unittest', 'skip', 'fail'],
       'localstorage_test': ['unittest', 'skip', 'fail'],
       'location_test': ['unittest', 'skip', 'fail'],
       'mediasource_test': ['unittest', 'skip', 'fail'],
       'media_stream_test': ['unittest', 'skip', 'fail'],
       'messageevent_test': ['unittest', 'skip', 'fail'],
@@ skipping 226 matching lines @@
 
     for (let action of unittest_tests) {
       try {
         action();
       } catch (e) {
         console.error("Caught error tying to setup test:", e);
       }
     }
   });
 })();