Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/settings.

chrome/browser/chromeos/settings/session_manager_operation.h

 // Copyright (c) 2012 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_SETTINGS_SESSION_MANAGER_OPERATION_H_
 #define CHROME_BROWSER_CHROMEOS_SETTINGS_SESSION_MANAGER_OPERATION_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
@@ skipping 109 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(SessionManagerOperation);
 };
 
 // This operation loads the public owner key from disk if appropriate, fetches
 // the policy blob from session manager, and validates the loaded policy blob.
 class LoadSettingsOperation : public SessionManagerOperation {
  public:
   // Creates a new load operation.
   explicit LoadSettingsOperation(const Callback& callback);
-  virtual ~LoadSettingsOperation();
+  ~LoadSettingsOperation() override;
 
  protected:
   // SessionManagerOperation:
-  virtual void Run() override;
+  void Run() override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(LoadSettingsOperation);
 };
 
 // Stores a pre-generated policy blob and reloads the device settings from
 // session_manager.
 class StoreSettingsOperation : public SessionManagerOperation {
  public:
   // Creates a new store operation.
   StoreSettingsOperation(
       const Callback& callback,
       scoped_ptr<enterprise_management::PolicyFetchResponse> policy);
-  virtual ~StoreSettingsOperation();
+  ~StoreSettingsOperation() override;
 
  protected:
   // SessionManagerOperation:
-  virtual void Run() override;
+  void Run() override;
 
  private:
   // Handles the result of the store operation and triggers the load.
   void HandleStoreResult(bool success);
 
   scoped_ptr<enterprise_management::PolicyFetchResponse> policy_;
 
   base::WeakPtrFactory<StoreSettingsOperation> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(StoreSettingsOperation);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_SETTINGS_SESSION_MANAGER_OPERATION_H_