Trying to fix SQLResultSetRowList's subscript operator to do type conversion

tools/dom/scripts/generator.py

 #!/usr/bin/python
 # 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.
 
 """This module provides shared functionality for systems to generate
 Dart APIs from the IDL database."""
 
 import copy
 import json
@@ skipping 703 matching lines @@
     'Dictionary set':
       Conversion('convertDartToNative_Dictionary', 'Map', 'dynamic'),
 
     'sequence<DOMString> set':
       Conversion('convertDartToNative_StringArray', 'List<String>', 'List'),
 
     'any set IDBObjectStore.add': _serialize_SSV,
     'any set IDBObjectStore.put': _serialize_SSV,
     'any set IDBCursor.update': _serialize_SSV,
 
+    'any get SQLResultSetRowList.item' :
+      Conversion('convertNativeToDart_Dictionary', 'dynamic', 'Map'),
+
     # postMessage
     'SerializedScriptValue set': _serialize_SSV,
     'any set CompositorWorkerGlobalScope.postMessage': _serialize_SSV,
     'any set DedicatedWorkerGlobalScope.postMessage': _serialize_SSV,
     'any set MessagePort.postMessage': _serialize_SSV,
     'any set Window.postMessage': _serialize_SSV,
     'any set _DOMWindowCrossFrame.postMessage': _serialize_SSV,
 
     '* get CustomEvent.detail':
       Conversion('convertNativeToDart_SerializedScriptValue',
@@ skipping 787 matching lines @@
             return_type == 'Rectangle')
 
 def wrap_return_type_blink(return_type, type_name, type_registry):
     """Returns True if we should wrap the returned value. This checks
     a number of different variations, calling the more basic functions
     above."""
     return (wrap_unwrap_type_blink(return_type, type_registry) or
             wrap_unwrap_type_blink(type_name, type_registry) or
             wrap_type_blink(return_type, type_registry) or
             wrap_unwrap_list_blink(return_type, type_registry))