kiosk: Defer app update until platform matches

chrome/browser/chromeos/app_mode/kiosk_app_manager.h

 // Copyright 2013 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_KIOSK_APP_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_APP_MODE_KIOSK_APP_MANAGER_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 200 matching lines @@
   // |success| indicates if all the updates are completed successfully.
   void OnKioskAppExternalUpdateComplete(bool success);
 
   // Installs the validated external extension into cache.
   void PutValidatedExternalExtension(
       const std::string& app_id,
       const base::FilePath& crx_path,
       const std::string& version,
       const ExternalCache::PutExternalExtensionCallback& callback);
 
-  bool external_loader_created() const { return external_loader_created_; }
-  bool secondary_app_external_loader_created() const {
-    return secondary_app_external_loader_created_;
-  }
+  // Whether the current platform is compliant with the given required
+  // platform version.
+  bool IsPlatformCompliant(const std::string& required_platform_version) const;
+
+  // Whether the platform is compliant for the given app.
+  bool IsPlatformCompliantWithApp(const extensions::Extension* app) const;
 
   // Notifies the KioskAppManager that a given app was auto-launched
   // automatically with no delay on startup. Certain privacy-sensitive
   // kiosk-mode behavior (such as network reporting) is only enabled for
   // kiosk apps that are immediately auto-launched on startup.
   void SetAppWasAutoLaunchedWithZeroDelay(const std::string& app_id);
 
   // Initialize |app_session_|.
   void InitSession(Profile* profile, const std::string& app_id);
 
   AppSession* app_session() { return app_session_.get(); }
+  bool external_loader_created() const { return external_loader_created_; }
+  bool secondary_app_external_loader_created() const {
+    return secondary_app_external_loader_created_;
+  }
 
  private:
   friend struct base::DefaultLazyInstanceTraits<KioskAppManager>;
   friend std::default_delete<KioskAppManager>;
   friend class KioskAppManagerTest;
   friend class KioskTest;
   friend class KioskUpdateTest;
 
   enum AutoLoginState {
     AUTOLOGIN_NONE      = 0,
@@ skipping 85 matching lines @@
   base::WeakPtr<KioskAppExternalLoader> secondary_app_external_loader_;
 
   std::unique_ptr<AppSession> app_session_;
 
   DISALLOW_COPY_AND_ASSIGN(KioskAppManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_APP_MODE_KIOSK_APP_MANAGER_H_