Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/braille_display_private/braille_controller_brlapi.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_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER_BRLAPI_H_
 #define CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER_BRLAPI_H_
 
+#include <memory>
+
 #include "base/files/file_path.h"
 #include "base/files/file_path_watcher.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/singleton.h"
 #include "base/observer_list.h"
 #include "chrome/browser/extensions/api/braille_display_private/braille_controller.h"
 #include "chrome/browser/extensions/api/braille_display_private/brlapi_connection.h"
 #include "library_loaders/libbrlapi.h"
 
 namespace extensions {
 namespace api {
 namespace braille_display_private {
 
 // BrailleController implementation based on libbrlapi from brltty.
 class BrailleControllerImpl : public BrailleController {
  public:
   static BrailleControllerImpl* GetInstance();
-  scoped_ptr<DisplayState> GetDisplayState() override;
+  std::unique_ptr<DisplayState> GetDisplayState() override;
   void WriteDots(const std::vector<char>& cells) override;
   void AddObserver(BrailleObserver* observer) override;
   void RemoveObserver(BrailleObserver* observer) override;
 
  private:
   // For the unit tests.
   friend class BrailleDisplayPrivateApiTest;
   friend class MockBrlapiConnection;
 
   BrailleControllerImpl();
   ~BrailleControllerImpl() override;
   void TryLoadLibBrlApi();
 
-  typedef base::Callback<scoped_ptr<BrlapiConnection>()>
+  typedef base::Callback<std::unique_ptr<BrlapiConnection>()>
       CreateBrlapiConnectionFunction;
 
   // For dependency injection in tests.  Sets the function used to create
   // brlapi connections.
   void SetCreateBrlapiConnectionForTesting(
       const CreateBrlapiConnectionFunction& callback);
 
   // Makes the controller try to reconnect (if disconnected) as if the brlapi
   // socket directory had changed.
   void PokeSocketDirForTesting();
 
   // Tries to connect and starts watching for new brlapi servers.
   // No-op if already called.
   void StartConnecting();
   void StartWatchingSocketDirOnFileThread();
   void OnSocketDirChangedOnFileThread(const base::FilePath& path, bool error);
   void OnSocketDirChangedOnIOThread();
   void TryToConnect();
   void ResetRetryConnectHorizon();
   void ScheduleTryToConnect();
   void Disconnect();
-  scoped_ptr<BrlapiConnection> CreateBrlapiConnection();
+  std::unique_ptr<BrlapiConnection> CreateBrlapiConnection();
   void DispatchKeys();
-  void DispatchKeyEvent(scoped_ptr<KeyEvent> event);
-  void DispatchOnDisplayStateChanged(scoped_ptr<DisplayState> new_state);
+  void DispatchKeyEvent(std::unique_ptr<KeyEvent> event);
+  void DispatchOnDisplayStateChanged(std::unique_ptr<DisplayState> new_state);
 
   CreateBrlapiConnectionFunction create_brlapi_connection_function_;
 
   // Manipulated on the IO thread.
   LibBrlapiLoader libbrlapi_loader_;
-  scoped_ptr<BrlapiConnection> connection_;
+  std::unique_ptr<BrlapiConnection> connection_;
   bool started_connecting_;
   bool connect_scheduled_;
   base::Time retry_connect_horizon_;
 
   // Manipulated on the UI thread.
   base::ObserverList<BrailleObserver> observers_;
 
   // Manipulated on the FILE thread.
   base::FilePathWatcher file_path_watcher_;
 
   friend struct base::DefaultSingletonTraits<BrailleControllerImpl>;
 
   DISALLOW_COPY_AND_ASSIGN(BrailleControllerImpl);
 };
 
 }  // namespace braille_display_private
 }  // namespace api
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_BRAILLE_DISPLAY_PRIVATE_BRAILLE_CONTROLLER_BRLAPI_H_