Revert of Fetch ARC Kiosk app name and icon from Android side.

chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_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_APP_MODE_ARC_ARC_KIOSK_APP_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_APP_MODE_ARC_ARC_KIOSK_APP_SERVICE_H_
 
 #include "base/macros.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_launcher.h"
 #include "chrome/browser/chromeos/app_mode/arc/arc_kiosk_app_manager.h"
-#include "chrome/browser/ui/app_list/arc/arc_app_icon.h"
 #include "chrome/browser/ui/app_list/arc/arc_app_list_prefs.h"
 #include "components/arc/kiosk/arc_kiosk_bridge.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/prefs/pref_change_registrar.h"
 
 class Profile;
 
 namespace content {
 class BrowserContext;
 }  // namespace content
 
 namespace chromeos {
 
 class ArcKioskNotificationBlocker;
 
 // Keeps track of ARC session state and auto-launches kiosk app when it's ready.
 // App is started when the following conditions are satisfied:
 // 1. App id is registered in ArcAppListPrefs and set to "ready" state.
 // 2. Got empty policy compliance report from Android
 // 3. App is not yet started
 // Also, the app is stopped when one of above conditions changes.
 class ArcKioskAppService
     : public KeyedService,
       public ArcAppListPrefs::Observer,
       public ArcKioskAppManager::ArcKioskAppManagerObserver,
       public arc::ArcKioskBridge::Delegate,
-      public ArcKioskAppLauncher::Delegate,
-      public ArcAppIcon::Observer {
+      public ArcKioskAppLauncher::Delegate {
  public:
   class Delegate {
    public:
     Delegate() = default;
     virtual void OnAppStarted() = 0;
     virtual void OnAppWindowLaunched() = 0;
 
    protected:
     virtual ~Delegate() = default;
 
@@ skipping 23 matching lines @@
   // ArcKioskAppManager::Observer overrides
   void OnArcKioskAppsChanged() override;
 
   // ArcKioskBridge::Delegate overrides
   void OnMaintenanceSessionCreated() override;
   void OnMaintenanceSessionFinished() override;
 
   // ArcKioskAppLauncher::Delegate overrides
   void OnAppWindowLaunched() override;
 
-  // ArcAppIcon::Observer overrides
-  void OnIconUpdated(ArcAppIcon* icon) override;
-
  private:
   explicit ArcKioskAppService(Profile* profile);
   ~ArcKioskAppService() override;
 
   std::string GetAppId();
   // Called when app should be started or stopped.
   void PreconditionsChanged();
-  // Updates local cache with proper name and icon.
-  void RequestNameAndIconUpdate();
 
   Profile* const profile_;
   bool maintenance_session_running_ = false;
   base::OneShotTimer maintenance_timeout_timer_;
   ArcKioskAppManager* app_manager_;
   std::string app_id_;
   std::unique_ptr<ArcAppListPrefs::AppInfo> app_info_;
-  std::unique_ptr<ArcAppIcon> app_icon_;
   int32_t task_id_ = -1;
   std::unique_ptr<PrefChangeRegistrar> pref_change_registrar_;
   // Keeps track whether the app is already launched
   std::unique_ptr<ArcKioskAppLauncher> app_launcher_;
   std::unique_ptr<ArcKioskNotificationBlocker> notification_blocker_;
   // Not owning the delegate, delegate removes itself in destructor
   Delegate* delegate_ = nullptr;
 
   DISALLOW_COPY_AND_ASSIGN(ArcKioskAppService);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_APP_MODE_ARC_ARC_KIOSK_APP_SERVICE_H_