Converting dart:html to use DateTime rather than Date.

sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart

Index: sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart
diff --git a/sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart b/sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart
index ed571ef96f7cdd348c03ed9e29a484bdb6d60147..d819e93d453ffa87d2bba014b34fb1f93958dab9 100644
--- a/sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart
+++ b/sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart
@@ -216,7 +216,7 @@ class CursorWithValue extends Cursor native "*IDBCursorWithValue" {
   @DocsEditable
   @annotation_Creates_SerializedScriptValue
   @annotation_Returns_SerializedScriptValue
-  final dynamic _value;
+  dynamic get _value => JS("", "#.value", this);
 }
 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
@@ -1077,7 +1077,7 @@ class Request extends EventTarget native "*IDBRequest" {
   @DomName('IDBRequest.result')
   @DocsEditable
   @Creates('Null')
-  final dynamic _result;
+  dynamic get _result => JS("", "#.result", this);
 
   @DomName('IDBRequest.source')
   @DocsEditable