Refresh dart:dom libraries from WebKit

client/dom/generated/src/interface/Uint8ClampedArray.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.
 
-interface DataTransferItemList {
+interface Uint8ClampedArray extends Uint8Array default _TypedArrayFactoryProvider {
+
+  Uint8ClampedArray(int length);
+
+  Uint8ClampedArray.fromList(List<int> list);
+
+  Uint8ClampedArray.fromBuffer(ArrayBuffer buffer);
 
   int get length();
 
-  void add(String data, String type);
-
-  void clear();
-
-  DataTransferItem item(int index);
+  Uint8ClampedArray subarray(int start, [int end]);
 }