Extract ArcSupportMessageHost.

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 18 matching lines @@
 class Profile;
 
 namespace ash {
 class ShelfDelegate;
 }
 
 namespace user_prefs {
 class PrefRegistrySyncable;
 }
 
+class ArcSupportHost;
+
 namespace arc {
 
 class ArcAndroidManagementChecker;
 class ArcAuthCodeFetcher;
 class ArcAuthContext;
 enum class ProvisioningResult : int;
 
 // This class proxies the request from the client to fetch an auth code from
 // LSO. It lives on the UI thread.
 class ArcAuthService : public ArcService,
@@ skipping 24 matching lines @@
     ERROR_WITH_FEEDBACK,  // Arc start error page, plus feedback button.
   };
 
   class Observer {
    public:
     virtual ~Observer() = default;
 
     // Called whenever Opt-In state of the ARC has been changed.
     virtual void OnOptInChanged(State state) {}
 
-    // Called to notify that OptIn UI needs to be closed.
-    virtual void OnOptInUIClose() {}
-
-    // Called to notify that OptIn UI needs to show specific page.
-    virtual void OnOptInUIShowPage(UIPage page, const base::string16& status) {}
-
     // Called to notify that ARC bridge is shut down.
     virtual void OnShutdownBridge() {}
 
     // Called to notify that ARC enabled state has been updated.
     virtual void OnOptInEnabled(bool enabled) {}
 
     // Called to notify that ARC has been initialized successfully.
     virtual void OnInitialStart() {}
   };
 
@@ skipping 101 matching lines @@
   // Removes the data if ARC is stopped. Otherwise, queue to remove the data
   // on ARC is stopped.
   void RemoveArcData();
 
   // Returns current page that has to be shown in OptIn UI.
   UIPage ui_page() const { return ui_page_; }
 
   // Returns current page status, relevant to the specific page.
   const base::string16& ui_page_status() { return ui_page_status_; }
 
+  ArcSupportHost* support_host() { return support_host_.get(); }
+
  private:
   void StartArc();
+  // TODO: move UI methods/fields to ArcSupportHost.
   void ShowUI(UIPage page, const base::string16& status);
   void CloseUI();
   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();
@@ skipping 16 matching lines @@
   GetAuthCodeCallback auth_callback_;
   GetAuthCodeAndAccountTypeCallback auth_account_callback_;
   bool initial_opt_in_ = false;
   bool disable_arc_from_ui_ = false;
   UIPage ui_page_ = UIPage::NO_PAGE;
   base::string16 ui_page_status_;
   bool clear_required_ = false;
   bool reenable_arc_ = false;
   base::OneShotTimer arc_sign_in_timer_;
 
+  // Temporarily keeps the ArcSupportHost instance.
+  // This should be moved to ArcSessionManager when the refactoring is
+  // done.
+  std::unique_ptr<ArcSupportHost> support_host_;
+
   std::unique_ptr<ArcAuthContext> context_;
   std::unique_ptr<ArcAuthCodeFetcher> auth_code_fetcher_;
   std::unique_ptr<ArcAndroidManagementChecker> android_management_checker_;
 
   base::Time sign_in_time_;
 
   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_