convert //mash to std::unique_ptr

mash/init/init.cc

 // Copyright 2016 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 "mash/init/init.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/guid.h"
 #include "mash/login/public/interfaces/login.mojom.h"
@@ skipping 19 matching lines @@
 
 bool Init::AcceptConnection(mojo::Connection* connection) {
   connection->AddInterface<mojom::Init>(this);
   return true;
 }
 
 void Init::StartService(const mojo::String& name,
                         const mojo::String& user_id) {
   if (user_services_.find(user_id) == user_services_.end()) {
     mojo::Connector::ConnectParams params(mojo::Identity(name, user_id));
-    scoped_ptr<mojo::Connection> connection = connector_->Connect(&params);
+    std::unique_ptr<mojo::Connection> connection = connector_->Connect(&params);
     connection->SetConnectionLostClosure(
         base::Bind(&Init::UserServiceQuit, base::Unretained(this), user_id));
     user_services_[user_id] = std::move(connection);
   }
 }
 
 void Init::StopServicesForUser(const mojo::String& user_id) {
   auto it = user_services_.find(user_id);
   if (it != user_services_.end())
     user_services_.erase(it);
@@ skipping 20 matching lines @@
 void Init::StartLogin() {
   login_connection_ = connector_->Connect("mojo:login");
   login_connection_->AddInterface<mojom::Init>(this);
   mash::login::mojom::LoginPtr login;
   login_connection_->GetInterface(&login);
   login->ShowLoginUI();
 }
 
 }  // namespace init
 }  // namespace main