Revert of network_time_tracker: add temporary time protocol.

ios/chrome/browser/application_context_impl.cc

 // Copyright 2014 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 "ios/chrome/browser/application_context_impl.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 236 matching lines @@
   DCHECK(thread_checker_.CalledOnValidThread());
   return net_log_.get();
 }
 
 network_time::NetworkTimeTracker*
 ApplicationContextImpl::GetNetworkTimeTracker() {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (!network_time_tracker_) {
     network_time_tracker_.reset(new network_time::NetworkTimeTracker(
         base::WrapUnique(new base::DefaultClock),
-        base::WrapUnique(new base::DefaultTickClock), GetLocalState(),
-        GetSystemURLRequestContext()));
+        base::WrapUnique(new base::DefaultTickClock), GetLocalState()));
   }
   return network_time_tracker_.get();
 }
 
 IOSChromeIOThread* ApplicationContextImpl::GetIOSChromeIOThread() {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(ios_chrome_io_thread_.get());
   return ios_chrome_io_thread_.get();
 }
 
@@ skipping 80 matching lines @@
           worker_pool->GetSequenceToken(),
           base::SequencedWorkerPool::SKIP_ON_SHUTDOWN));
 
   gcm_driver_ = gcm::CreateGCMDriverDesktop(
       base::WrapUnique(new gcm::GCMClientFactory), GetLocalState(), store_path,
       GetSystemURLRequestContext(), ::GetChannel(),
       web::WebThread::GetTaskRunnerForThread(web::WebThread::UI),
       web::WebThread::GetTaskRunnerForThread(web::WebThread::IO),
       blocking_task_runner);
 }