[catapult] - Copy Telemetry's gsutilz over to third_party.

third_party/gsutil/third_party/protorpc/experimental/javascript/closure/wrapperxmlhttpfactory.js

Index: third_party/gsutil/third_party/protorpc/experimental/javascript/closure/wrapperxmlhttpfactory.js
diff --git a/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/wrapperxmlhttpfactory.js b/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/wrapperxmlhttpfactory.js
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index 0000000000000000000000000000000000000000..570a5d37aae10cfb66e9172108c88eb5f742ffff
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@@ -0,0 +1,68 @@
+// Copyright 2010 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Implementation of XmlHttpFactory which allows construction from
+ * simple factory methods.
+ * @author dbk@google.com (David Barrett-Kahn)
+ */
+
+goog.provide('goog.net.WrapperXmlHttpFactory');
+
+goog.require('goog.net.XmlHttpFactory');
+
+
+
+/**
+ * An xhr factory subclass which can be constructed using two factory methods.
+ * This exists partly to allow the preservation of goog.net.XmlHttp.setFactory()
+ * with an unchanged signature.
+ * @param {function() : !(XMLHttpRequest|GearsHttpRequest)} xhrFactory A
+ *     function which returns a new XHR object.
+ * @param {function() : !Object} optionsFactory A function which returns the
+ *     options associated with xhr objects from this factory.
+ * @extends {goog.net.XmlHttpFactory}
+ * @constructor
+ */
+goog.net.WrapperXmlHttpFactory = function(xhrFactory, optionsFactory) {
+  goog.net.XmlHttpFactory.call(this);
+
+  /**
+   * XHR factory method.
+   * @type {function() : !(XMLHttpRequest|GearsHttpRequest)}
+   * @private
+   */
+  this.xhrFactory_ = xhrFactory;
+
+  /**
+   * Options factory method.
+   * @type {function() : !Object}
+   * @private
+   */
+  this.optionsFactory_ = optionsFactory;
+};
+goog.inherits(goog.net.WrapperXmlHttpFactory, goog.net.XmlHttpFactory);
+
+
+/** @inheritDoc */
+goog.net.WrapperXmlHttpFactory.prototype.createInstance = function() {
+  return this.xhrFactory_();
+};
+
+
+/** @inheritDoc */
+goog.net.WrapperXmlHttpFactory.prototype.getOptions = function() {
+  return this.optionsFactory_();
+};
+