Removed READ_ONLY constants from IDBTransaction class

sdk/lib/indexed_db/dart2js/indexed_db_dart2js.dart

 library indexed_db;
 
 import 'dart:html';
 import 'dart:html_common';
 // 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.
 
 // DO NOT EDIT
 // Auto-generated dart:svg library.
@@ skipping 195 matching lines @@
     // and copy to JavaScript array if necessary.
 
     if (_transaction_fn != null) {
       return _transaction_fn(this, storeName_OR_storeNames, mode);
     }
 
     // Try and create a transaction with a string mode.  Browsers that expect a
     // numeric mode tend to convert the string into a number.  This fails
     // silently, resulting in zero ('readonly').
     var txn = _transaction(storeName_OR_storeNames, mode);
-    if (_hasNumericMode(txn)) {
-      _transaction_fn = _transaction_numeric_mode;
-      txn = _transaction_fn(this, storeName_OR_storeNames, mode);
-    } else {
-      _transaction_fn = _transaction_string_mode;
-    }
+    _transaction_fn = _transaction_string_mode;
     return txn;
   }
 
   static Transaction _transaction_string_mode(Database db, stores, mode) {
     return db._transaction(stores, mode);
   }
 
-  static Transaction _transaction_numeric_mode(Database db, stores, mode) {
-    int intMode;
-    if (mode == 'readonly') intMode = Transaction.READ_ONLY;
-    if (mode == 'readwrite') intMode = Transaction.READ_WRITE;
-    return db._transaction(stores, intMode);
-  }
-
   @JSName('transaction')
   Transaction _transaction(stores, mode) native;
 
   static bool _hasNumericMode(txn) =>
       JS('bool', 'typeof(#.mode) === "number"', txn);
 
 
   /// @domName EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent; @docsEditable true
   DatabaseEvents get on =>
     new DatabaseEvents(this);
@@ skipping 793 matching lines @@
   EventListenerList get blocked => this['blocked'];
 }
 // 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.
 
 
 /// @domName IDBAny; @docsEditable true
 class _Any native "*IDBAny" {
 }