SQLResultRowList.item converts row into map.

lib/dom/dart2js/dom_dart2js.dart

Index: lib/dom/dart2js/dom_dart2js.dart
diff --git a/lib/dom/dart2js/dom_dart2js.dart b/lib/dom/dart2js/dom_dart2js.dart
index 17b7c4ab12f656d745ca0e20f2f9214cbe685ba7..167b09aa85e6ab972b4490b40cbbf3140090b1bb 100644
--- a/lib/dom/dart2js/dom_dart2js.dart
+++ b/lib/dom/dart2js/dom_dart2js.dart
@@ -6224,7 +6224,7 @@ class _SQLResultSetRowListJs extends _DOMTypeJs implements SQLResultSetRowList n
 
   final int length;
 
-  Object item(int index) native;
+  Map item(int index) native;
 }
 
 class _SQLTransactionJs extends _DOMTypeJs implements SQLTransaction native "*SQLTransaction" {
@@ -19233,7 +19233,7 @@ interface SQLResultSetRowList {
 
   final int length;
 
-  Object item(int index);
+  Map item(int index);
 }
 // 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