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

chromecast/browser/cast_network_delegate.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 "chromecast/browser/cast_network_delegate.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "chromecast/base/chromecast_switches.h"
 
 namespace chromecast {
 namespace shell {
 
 CastNetworkDelegate::CastNetworkDelegate() {
-  DetachFromThread();
+  DETACH_FROM_THREAD(thread_checker_);
 }
 
 CastNetworkDelegate::~CastNetworkDelegate() {
 }
 
 bool CastNetworkDelegate::OnCanAccessFile(
     const net::URLRequest& request,
     const base::FilePath& original_path,
     const base::FilePath& absolute_path) const {
   if (base::CommandLine::ForCurrentProcess()->
       HasSwitch(switches::kEnableLocalFileAccesses)) {
     return true;
   }
 
   LOG(WARNING) << "Could not access file " << original_path.value()
                << ". All file accesses are forbidden.";
   return false;
 }
 
 }  // namespace shell
 }  // namespace chromecast