Kill login after logging in.

mash/login/login.h

 // 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.
 
 #ifndef MASH_LOGIN_LOGIN_H_
 #define MASH_LOGIN_LOGIN_H_
 
-#include <map>
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "mash/init/public/interfaces/init.mojom.h"
-#include "mash/login/public/interfaces/login.mojom.h"
-#include "mojo/services/tracing/public/cpp/tracing_impl.h"
-#include "mojo/shell/public/cpp/shell_client.h"
-
-namespace views {
-class AuraInit;
+namespace mojo {
+class ShellClient;
 }
 
 namespace mash {
 namespace login {
 
-class LoginController : public mojo::ShellClient,
-                        public mojo::InterfaceFactory<mojom::Login> {
- public:
-  LoginController();
-  ~LoginController() override;
-
-  init::mojom::Init* init() { return init_.get(); }
-  const std::string& login_user_id() const { return login_user_id_; }
-
- private:
-  // mojo::ShellClient:
-  void Initialize(mojo::Connector* connector, const mojo::Identity& identity,
-                  uint32_t id) override;
-  bool AcceptConnection(mojo::Connection* connection) override;
-
-  // mojo::InterfaceFactory<mojom::Login>:
-  void Create(mojo::Connection* connection,
-              mojom::LoginRequest request) override;
-
-  mojo::Connector* connector_;
-  std::string login_user_id_;
-  mojo::TracingImpl tracing_;
-  scoped_ptr<views::AuraInit> aura_init_;
-  init::mojom::InitPtr init_;
-
-  DISALLOW_COPY_AND_ASSIGN(LoginController);
-};
+mojo::ShellClient* CreateLogin();
 
 }  // namespace login
 }  // namespace mash
 
 #endif  // MASH_LOGIN_LOGIN_H_