Implement author-constructible ReadableStream using V8 extras

third_party/WebKit/Source/core/streams/ByteLengthQueuingStrategy.js

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
 (function(global, binding, v8) {
   'use strict';
 
   const defineProperty = global.Object.defineProperty;
 
   class ByteLengthQueuingStrategy {
     constructor(options) {
       defineProperty(this, 'highWaterMark', {
         value: options.highWaterMark,
         enumerable: true,
         configurable: true,
         writable: true
       });
     }
     size(chunk) { return chunk.byteLength; }
   }
 
   defineProperty(global, 'ByteLengthQueuingStrategy', {
     value: ByteLengthQueuingStrategy,
     enumerable: false,
     configurable: true,
     writable: true
   });
 });