Support DOMString[] and regenerate from IDL

client/dom/generated/src/wrapping/_ArrayBufferWrappingImplementation.dart

 // Copyright (c) 2011, 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.
 
 class _ArrayBufferWrappingImplementation extends DOMWrapperBase implements ArrayBuffer {
   _ArrayBufferWrappingImplementation() : super() {}
 
   static create__ArrayBufferWrappingImplementation() native {
     return new _ArrayBufferWrappingImplementation();
   }
 
   int get byteLength() { return _get__ArrayBuffer_byteLength(this); }
   static int _get__ArrayBuffer_byteLength(var _this) native;
 
+  ArrayBuffer slice(int begin, [int end = null]) {
+    if (end === null) {
+      return _slice(this, begin);
+    } else {
+      return _slice_2(this, begin, end);
+    }
+  }
+  static ArrayBuffer _slice(receiver, begin) native;
+  static ArrayBuffer _slice_2(receiver, begin, end) native;
+
   String get typeName() { return "ArrayBuffer"; }
 }