Add request_id to HttpRequestInfo and pass it to the NetworkDelegate for events.

net/url_request/url_request_test_util.h

 // Copyright (c) 2011 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_REQUEST_TEST_UTIL_H_
 #define NET_URL_REQUEST_URL_REQUEST_TEST_UTIL_H_
 #pragma once
 
 #include <stdlib.h>
 
@@ skipping 185 matching lines @@
   TestNetworkDelegate();
   virtual ~TestNetworkDelegate();
 
   int last_os_error() const { return last_os_error_; }
   int error_count() const { return error_count_; }
 
  private:
   // net::NetworkDelegate:
   virtual bool OnBeforeURLRequest(net::URLRequest* request,
                                   net::CompletionCallback* callback);
-  virtual void OnSendHttpRequest(net::HttpRequestHeaders* headers);
+  virtual bool OnBeforeHttpRequest(uint64 request_id,
+                                   net::HttpRequestHeaders* headers,
+                                   net::CompletionCallback* callback);
   virtual void OnResponseStarted(net::URLRequest* request);
   virtual void OnReadCompleted(net::URLRequest* request, int bytes_read);
   virtual net::URLRequestJob* OnMaybeCreateURLRequestJob(
       net::URLRequest* request);
 
   int last_os_error_;
   int error_count_;
 };
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_TEST_UTIL_H_