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

chrome/browser/ui/webui/chromeos/slow_ui.cc

 // 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.
 
 #include "chrome/browser/ui/webui/chromeos/slow_ui.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/macros.h"
@@ skipping 54 matching lines @@
 
  private:
   void UpdatePage();
 
   // Handlers for JS WebUI messages.
   void HandleDisable(const base::ListValue* args);
   void HandleEnable(const base::ListValue* args);
   void LoadComplete(const base::ListValue* args);
 
   Profile* profile_;
-  scoped_ptr<PrefChangeRegistrar> user_pref_registrar_;
+  std::unique_ptr<PrefChangeRegistrar> user_pref_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(SlowHandler);
 };
 
 // SlowHandler ------------------------------------------------------------
 
 SlowHandler::SlowHandler(Profile* profile) : profile_(profile) {
 }
 
 SlowHandler::~SlowHandler() {
@@ skipping 42 matching lines @@
 
   SlowHandler* handler = new SlowHandler(profile);
   web_ui->AddMessageHandler(handler);
 
   // Set up the chrome://slow/ source.
   content::WebUIDataSource::Add(profile, CreateSlowUIHTMLSource());
 }
 
 }  // namespace chromeos