Update from chromium https://crrev.com/304586

net/url_request/url_fetcher.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_URL_REQUEST_URL_FETCHER_H_
 #define NET_URL_REQUEST_URL_FETCHER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 101 matching lines @@
                             URLFetcherDelegate* d);
 
   // Cancels all existing URLFetchers.  Will notify the URLFetcherDelegates.
   // Note that any new URLFetchers created while this is running will not be
   // cancelled.  Typically, one would call this in the CleanUp() method of an IO
   // thread, so that no new URLRequests would be able to start on the IO thread
   // anyway.  This doesn't prevent new URLFetchers from trying to post to the IO
   // thread though, even though the task won't ever run.
   static void CancelAll();
 
-  // Normally interception is disabled for URLFetcher, but you can use this
-  // to enable it for tests. Also see ScopedURLFetcherFactory for another way
-  // of testing code that uses an URLFetcher.
-  static void SetEnableInterceptionForTests(bool enabled);
-
   // Normally, URLFetcher will abort loads that request SSL client certificate
   // authentication, but this method may be used to cause URLFetchers to ignore
   // requests for client certificates and continue anonymously. Because such
   // behaviour affects the URLRequestContext's shared network state and socket
   // pools, it should only be used for testing.
   static void SetIgnoreCertificateRequests(bool ignored);
 
   // Sets data only needed by POSTs.  All callers making POST requests should
   // call one of the SetUpload* methods before the request is started.
   // |upload_content_type| is the MIME type of the content, while
@@ skipping 169 matching lines @@
   // be removed once the URLFetcher is destroyed.  User should not take
   // ownership more than once, or call this method after taking ownership.
   virtual bool GetResponseAsFilePath(
       bool take_ownership,
       base::FilePath* out_response_path) const = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_FETCHER_H_