Revert "Add gsutil 4.13 to telemetry/third_party"

tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/xmlhttpfactory.js

Index: tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/xmlhttpfactory.js
diff --git a/tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/xmlhttpfactory.js b/tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/xmlhttpfactory.js
deleted file mode 100644
index ef2c719e30eb26da727b5441a9ab0169d7240d17..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/gsutil/third_party/protorpc/experimental/javascript/closure/xmlhttpfactory.js
+++ /dev/null
@@ -1,64 +0,0 @@
-// 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 Interface for a factory for creating XMLHttpRequest objects
- * and metadata about them.
- * @author dbk@google.com (David Barrett-Kahn)
- */
-
-goog.provide('goog.net.XmlHttpFactory');
-
-
-
-/**
- * Abstract base class for an XmlHttpRequest factory.
- * @constructor
- */
-goog.net.XmlHttpFactory = function() {
-};
-
-
-/**
- * Cache of options - we only actually call internalGetOptions once.
- * @type {Object}
- * @private
- */
-goog.net.XmlHttpFactory.prototype.cachedOptions_ = null;
-
-
-/**
- * @return {!(XMLHttpRequest|GearsHttpRequest)} A new XMLHttpRequest instance.
- */
-goog.net.XmlHttpFactory.prototype.createInstance = goog.abstractMethod;
-
-
-/**
- * @return {Object} Options describing how xhr objects obtained from this
- *     factory should be used.
- */
-goog.net.XmlHttpFactory.prototype.getOptions = function() {
-  return this.cachedOptions_ ||
-      (this.cachedOptions_ = this.internalGetOptions());
-};
-
-
-/**
- * Override this method in subclasses to preserve the caching offered by
- * getOptions().
- * @return {Object} Options describing how xhr objects obtained from this
- *     factory should be used.
- * @protected
- */
-goog.net.XmlHttpFactory.prototype.internalGetOptions = goog.abstractMethod;