Implement 'Do Not Track' header

chrome/browser/profiles/off_the_record_profile_io_data.cc

 // 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.
 
 #include "chrome/browser/profiles/off_the_record_profile_io_data.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/threading/worker_pool.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/io_thread.h"
 #include "chrome/browser/net/about_protocol_handler.h"
 #include "chrome/browser/net/chrome_net_log.h"
-#include "chrome/browser/net/chrome_network_delegate.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager_backend.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/resource_context.h"
@@ skipping 109 matching lines @@
   return context;
 }
 
 void OffTheRecordProfileIOData::Handle::LazyInitialize() const {
   if (initialized_)
     return;
 
   // Set initialized_ to true at the beginning in case any of the objects
   // below try to get the ResourceContext pointer.
   initialized_ = true;
-  ChromeNetworkDelegate::InitializeReferrersEnabled(
-      io_data_->enable_referrers(), profile_->GetPrefs());
 #if defined(ENABLE_SAFE_BROWSING)
   io_data_->safe_browsing_enabled()->Init(prefs::kSafeBrowsingEnabled,
       profile_->GetPrefs(), NULL);
   io_data_->safe_browsing_enabled()->MoveToThread(BrowserThread::IO);
 #endif
   io_data_->InitializeOnUIThread(profile_);
 }
 
 OffTheRecordProfileIOData::OffTheRecordProfileIOData()
     : ProfileIOData(true) {}
@@ skipping 188 matching lines @@
   job_factory->SetProtocolHandler(
       chrome::kFtpScheme,
       new net::FtpProtocolHandler(ftp_factory_.get(), ftp_auth_cache));
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 }
 
 chrome_browser_net::LoadTimeStats* OffTheRecordProfileIOData::GetLoadTimeStats(
     IOThread::Globals* io_thread_globals) const {
   return NULL;
 }