Adding histograms showing fraction of page load times

net/http/http_network_layer.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_HTTP_HTTP_NETWORK_LAYER_H_
 #define NET_HTTP_HTTP_NETWORK_LAYER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 30 matching lines @@
   // Without calling this function, SPDY is disabled.  The mode can be:
   //   ""            : (default) SSL and compression are enabled, flow
   //                   control disabled.
   //   "no-ssl"      : disables SSL.
   //   "no-compress" : disables compression.
   //   "flow-control": enables flow control.
   //   "none"        : disables both SSL and compression.
   static void EnableSpdy(const std::string& mode);
 
   // HttpTransactionFactory methods:
-  virtual int CreateTransaction(scoped_ptr<HttpTransaction>* trans) OVERRIDE;
+  virtual int CreateTransaction(scoped_ptr<HttpTransaction>* trans,
+                                HttpTransactionDelegate* delegate) OVERRIDE;
   virtual HttpCache* GetCache() OVERRIDE;
   virtual HttpNetworkSession* GetSession() OVERRIDE;
 
   // base::SystemMonitor::PowerObserver methods:
   virtual void OnSuspend() OVERRIDE;
   virtual void OnResume() OVERRIDE;
 
  private:
   const scoped_refptr<HttpNetworkSession> session_;
   bool suspended_;
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_LAYER_H_