Implementation of ReadableStream pipeTo and pipeThrough

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

Index: third_party/WebKit/Source/core/streams/ReadableStreamExperimentalPipeTo.js
diff --git a/third_party/WebKit/Source/core/streams/ReadableStreamExperimentalPipeTo.js b/third_party/WebKit/Source/core/streams/ReadableStreamExperimentalPipeTo.js
new file mode 100644
index 0000000000000000000000000000000000000000..870c18b70c02a98225b59faf4a588fd56ca00e7c
--- /dev/null
+++ b/third_party/WebKit/Source/core/streams/ReadableStreamExperimentalPipeTo.js
@@ -0,0 +1,25 @@
+// Copyright 2016 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.
+
+// Include pipeTo() and pipeThrough() on the global ReadableStream object when
+// the experimental flag is enabled.
+
+(function(global, binding, v8) {
+  'use strict';
+
+  const defineProperty = global.Object.defineProperty;
+  defineProperty(global.ReadableStream.prototype, 'pipeThrough', {
+    value: binding.ReadableStream_prototype_pipeThrough,
+    enumerable: false,
+    configurable: true,
+    writable: true
+  });
+
+  defineProperty(global.ReadableStream.prototype, 'pipeTo', {
+    value: binding.ReadableStream_prototype_pipeTo,
+    enumerable: false,
+    configurable: true,
+    writable: true
+  });
+});