Remove webkit prefix and annotate with experimental tag.

sdk/lib/indexed_db/dartium/indexed_db_dartium.dart

 library dart.dom.indexed_db;
 
 import 'dart:async';
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:nativewrappers';
 // 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.
 
@@ skipping 259 matching lines @@
   @DomName('IDBFactory._open_1')
   @DocsEditable
   OpenDBRequest _open_1(name, version) native "IDBFactory__open_1_Callback";
 
   @DomName('IDBFactory._open_2')
   @DocsEditable
   OpenDBRequest _open_2(name) native "IDBFactory__open_2_Callback";
 
   @DomName('IDBFactory.webkitGetDatabaseNames')
   @DocsEditable
-  Request webkitGetDatabaseNames() native "IDBFactory_webkitGetDatabaseNames_Callback";
+  @SupportedBrowser(SupportedBrowser.CHROME)
+  @SupportedBrowser(SupportedBrowser.SAFARI)
+  @Experimental
+  Request getDatabaseNames() native "IDBFactory_webkitGetDatabaseNames_Callback";
 
 }
 // 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.
 
 // WARNING: Do not edit - generated code.
 
 
 @DocsEditable
@@ skipping 543 matching lines @@
   @DomName('IDBRequest.source')
   @DocsEditable
   dynamic get source native "IDBRequest_source_Getter";
 
   @DomName('IDBRequest.transaction')
   @DocsEditable
   Transaction get transaction native "IDBRequest_transaction_Getter";
 
   @DomName('IDBRequest.webkitErrorMessage')
   @DocsEditable
-  String get webkitErrorMessage native "IDBRequest_webkitErrorMessage_Getter";
+  @SupportedBrowser(SupportedBrowser.CHROME)
+  @SupportedBrowser(SupportedBrowser.SAFARI)
+  @Experimental
+  String get errorMessage native "IDBRequest_webkitErrorMessage_Getter";
 
   @DomName('IDBRequest.addEventListener')
   @DocsEditable
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native "IDBRequest_addEventListener_Callback";
 
   @DomName('IDBRequest.dispatchEvent')
   @DocsEditable
   bool dispatchEvent(Event evt) native "IDBRequest_dispatchEvent_Callback";
 
   @DomName('IDBRequest.removeEventListener')
@@ skipping 59 matching lines @@
   @DomName('IDBTransaction.error')
   @DocsEditable
   DomError get error native "IDBTransaction_error_Getter";
 
   @DomName('IDBTransaction.mode')
   @DocsEditable
   String get mode native "IDBTransaction_mode_Getter";
 
   @DomName('IDBTransaction.webkitErrorMessage')
   @DocsEditable
-  String get webkitErrorMessage native "IDBTransaction_webkitErrorMessage_Getter";
+  @SupportedBrowser(SupportedBrowser.CHROME)
+  @SupportedBrowser(SupportedBrowser.SAFARI)
+  @Experimental
+  String get errorMessage native "IDBTransaction_webkitErrorMessage_Getter";
 
   @DomName('IDBTransaction.abort')
   @DocsEditable
   void abort() native "IDBTransaction_abort_Callback";
 
   @DomName('IDBTransaction.addEventListener')
   @DocsEditable
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native "IDBTransaction_addEventListener_Callback";
 
   @DomName('IDBTransaction.dispatchEvent')
@@ skipping 118 matching lines @@
 
 // WARNING: Do not edit - generated code.
 
 
 @DocsEditable
 @DomName('IDBAny')
 class _IDBAny extends NativeFieldWrapperClass1 {
   _IDBAny.internal();
 
 }