arc: Handle closing OptIn window for managed Arc.

chrome/browser/chromeos/arc/arc_auth_service.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 CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_
 
 #include <memory>
 #include <ostream>
 #include <string>
@@ skipping 167 matching lines @@
   void SetUIPage(UIPage page, const base::string16& status);
   void SetState(State state);
   void ShutdownBridge();
   void ShutdownBridgeAndCloseUI();
   void ShutdownBridgeAndShowUI(UIPage page, const base::string16& status);
   void OnOptInPreferenceChanged();
   void StartUI();
   void StartAndroidManagementClient();
   void CheckAndroidManagement(bool background_mode);
   void StartArcIfSignedIn();
+  void StopArc();
 
   // Unowned pointer. Keeps current profile.
   Profile* profile_ = nullptr;
 
   // Registrar used to monitor ARC enabled state.
   PrefChangeRegistrar pref_change_registrar_;
 
   mojo::Binding<AuthHost> binding_;
   State state_ = State::NOT_INITIALIZED;
   base::ObserverList<Observer> observer_list_;
@@ skipping 14 matching lines @@
   base::WeakPtrFactory<ArcAuthService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ArcAuthService);
 };
 
 std::ostream& operator<<(std::ostream& os, const ArcAuthService::State& state);
 
 }  // namespace arc
 
 #endif  // CHROME_BROWSER_CHROMEOS_ARC_ARC_AUTH_SERVICE_H_