Deprecate NonThreadSafe in net/ in favor of SequenceChecker/ThreadChecker.

net/http/http_network_layer.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 "net/http/http_network_layer.h"
 
 #include "base/logging.h"
 #include "base/power_monitor/power_monitor.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
@@ skipping 13 matching lines @@
       suspended_(false) {
   DCHECK(session_);
 #if defined(OS_WIN)
   base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
   if (power_monitor)
     power_monitor->AddObserver(this);
 #endif
 }
 
 HttpNetworkLayer::~HttpNetworkLayer() {
+  DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
 #if defined(OS_WIN)
   base::PowerMonitor* power_monitor = base::PowerMonitor::Get();
   if (power_monitor)
     power_monitor->RemoveObserver(this);
 #endif
 }
 
 int HttpNetworkLayer::CreateTransaction(
     RequestPriority priority,
     std::unique_ptr<HttpTransaction>* trans) {
@@ skipping 15 matching lines @@
 void HttpNetworkLayer::OnSuspend() {
   suspended_ = true;
   session_->CloseIdleConnections();
 }
 
 void HttpNetworkLayer::OnResume() {
   suspended_ = false;
 }
 
 }  // namespace net