Add all dart:html tests from the sdk to test/codegen.

test/codegen/lib/html/js_typed_interop_anonymous_test.dart

Index: test/codegen/lib/html/js_typed_interop_anonymous_test.dart
diff --git a/test/codegen/lib/html/js_typed_interop_anonymous_test.dart b/test/codegen/lib/html/js_typed_interop_anonymous_test.dart
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index 0000000000000000000000000000000000000000..c4836c8f42b6833602c3ad2a7b252091254a43d6
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+++ b/test/codegen/lib/html/js_typed_interop_anonymous_test.dart
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+// 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.
+
+@JS()
+library js_typed_interop_anonymous_test;
+
+import 'dart:html';
+import 'dart:js' as js;
+
+import 'package:js/js.dart';
+import 'package:unittest/unittest.dart';
+import 'package:unittest/html_config.dart';
+
+@JS() @anonymous
+class Literal {
+  external factory Literal({int x, String y, num z});
+
+  external int get x;
+  external String get y;
+  external num get z;
+}
+
+main() {
+  useHtmlConfiguration();
+
+  test('simple', () {
+    var l = new Literal(x: 3, y: "foo");
+    expect(l.x, equals(3));
+    expect(l.y, equals("foo"));
+    expect(l.z, isNull);
+  });
+}