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 87 matching lines @@
   ios_chrome_io_thread_.reset(
       new IOSChromeIOThread(GetLocalState(), GetNetLog()));
 }
 
 void ApplicationContextImpl::PreMainMessageLoopRun() {
   DCHECK(thread_checker_.CalledOnValidThread());
 }
 
 void ApplicationContextImpl::StartTearDown() {
   DCHECK(thread_checker_.CalledOnValidThread());
-  // We need to destroy the MetricsServicesManager before the IO thread gets
-  // destroyed, since the destructor can call the URLFetcher destructor, which
-  // does a PostDelayedTask operation on the IO thread. (The IO thread will
-  // handle that URLFetcher operation before going away.)
+  // We need to destroy the MetricsServicesManager and NetworkTimeTracker before
+  // the IO thread gets destroyed, since the destructor can call the URLFetcher
+  // destructor, which does a PostDelayedTask operation on the IO thread. (The
+  // IO thread will handle that URLFetcher operation before going away.)
 
   metrics_services_manager_.reset();
+  network_time_tracker_.reset();
 
   // Need to clear browser states before the IO thread.
   chrome_browser_state_manager_.reset();
 
   // The GCMDriver must shut down while the IO thread is still alive.
   if (gcm_driver_)
     gcm_driver_->Shutdown();
 
   if (local_state_) {
     local_state_->CommitPendingWrite();
@@ skipping 123 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()));
+        base::WrapUnique(new base::DefaultTickClock), GetLocalState(),
+        GetSystemURLRequestContext()));
   }
   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);
 }