Regenerate dart:html from new Blink IDL files

sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart

 library dart.dom.indexed_db;
 
 import 'dart:async';
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:typed_data';
 import 'dart:_js_helper' show Creates, Returns, JSName, Null;
 import 'dart:_foreign_helper' show JS;
 import 'dart:_interceptors' show Interceptor, JSExtendableArray;
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
@@ skipping 1131 matching lines @@
 
   @DomName('IDBRequest.source')
   @DocsEditable()
   @Creates('Null')
   final dynamic source;
 
   @DomName('IDBRequest.transaction')
   @DocsEditable()
   final Transaction transaction;
 
-  @JSName('webkitErrorMessage')
-  @DomName('IDBRequest.webkitErrorMessage')
-  @DocsEditable()
-  @SupportedBrowser(SupportedBrowser.CHROME)
-  @SupportedBrowser(SupportedBrowser.SAFARI)
-  @Experimental()
-  final String errorMessage;
-
   @JSName('addEventListener')
   @DomName('IDBRequest.addEventListener')
   @DocsEditable()
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
 
   @DomName('IDBRequest.dispatchEvent')
   @DocsEditable()
   bool dispatchEvent(Event evt) native;
 
   @JSName('removeEventListener')
@@ skipping 63 matching lines @@
   final Database db;
 
   @DomName('IDBTransaction.error')
   @DocsEditable()
   final DomError error;
 
   @DomName('IDBTransaction.mode')
   @DocsEditable()
   final String mode;
 
-  @JSName('webkitErrorMessage')
-  @DomName('IDBTransaction.webkitErrorMessage')
-  @DocsEditable()
-  @SupportedBrowser(SupportedBrowser.CHROME)
-  @SupportedBrowser(SupportedBrowser.SAFARI)
-  @Experimental()
-  final String errorMessage;
-
   @DomName('IDBTransaction.abort')
   @DocsEditable()
   void abort() native;
 
   @JSName('addEventListener')
   @DomName('IDBTransaction.addEventListener')
   @DocsEditable()
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
 
   @DomName('IDBTransaction.dispatchEvent')
@@ skipping 27 matching lines @@
 // BSD-style license that can be found in the LICENSE file.
 
 
 @DocsEditable()
 @DomName('IDBVersionChangeEvent')
 @Unstable()
 class VersionChangeEvent extends Event native "IDBVersionChangeEvent" {
   // To suppress missing implicit constructor warnings.
   factory VersionChangeEvent._() { throw new UnsupportedError("Not supported"); }
 
+  @DomName('IDBVersionChangeEvent.dataLoss')
+  @DocsEditable()
+  @Experimental() // untriaged
+  final String dataLoss;
+
   @DomName('IDBVersionChangeEvent.newVersion')
   @DocsEditable()
   @Creates('int|String|Null')
   @Returns('int|String|Null')
   final dynamic newVersion;
 
   @DomName('IDBVersionChangeEvent.oldVersion')
   @DocsEditable()
   @Creates('int|String|Null')
   @Returns('int|String|Null')
   final dynamic oldVersion;
 }
 // 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.
 
 
 @DocsEditable()
 @DomName('IDBAny')
 @deprecated // nonstandard
 abstract class _IDBAny extends Interceptor native "IDBAny" {
 }