Code: NetworkChangeNotifierMac::NetworkChangeNotifierMac()
    : NetworkChangeNotifier(NetworkChangeCalculatorParamsMac()),
      connection_type_(CONNECTION_UNKNOWN),
       connection_type_initialized_(false),
       initial_connection_type_cv_(&connection_type_lock_),
       forwarder_(this),
      dns_config_service_thread_(base::MakeUnique<DnsConfigServiceThread>()) {
  config_watcher_ = base::MakeUnique<NetworkConfigWatcherMac>(&forwarder_);
   dns_config_service_thread_->StartWithOptions(
       base::Thread::Options(base::MessageLoop::TYPE_IO, 0));
 }

Vulnerability Type: 
CWE ID: CWE-311
Summary: Inappropriate implementation in ChromeVox in Google Chrome OS prior to 62.0.3202.74 allowed a remote attacker in a privileged network position to observe or tamper with certain cleartext HTTP requests by leveraging that position.
Commit Message: Replace base::MakeUnique with std::make_unique in net/.

base/memory/ptr_util.h includes will be cleaned up later.

Bug: 755727
Change-Id: Ibaf46f05c9b02b76f9a91e819984b087a8c0d434
Reviewed-on: https://chromium-review.googlesource.com/627300
Commit-Queue: Jeremy Roman <jbroman@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Bence Béky <bnc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#498123}