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

chrome/browser/chromeos/login/test/oobe_base_test.h

 // Copyright 2014 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_LOGIN_TEST_OOBE_BASE_TEST_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_TEST_OOBE_BASE_TEST_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 79 matching lines @@
   // Returns login display.
   WebUILoginDisplay* GetLoginDisplay();
 
   void WaitForGaiaPageLoad();
   void WaitForGaiaPageReload();
   void WaitForSigninScreen();
   void ExecuteJsInSigninFrame(const std::string& js);
   void SetSignFormField(const std::string& field_id,
                         const std::string& field_value);
 
-  scoped_ptr<FakeGaia> fake_gaia_;
+  std::unique_ptr<FakeGaia> fake_gaia_;
   NetworkPortalDetectorTestImpl* network_portal_detector_;
 
   // Whether to use background networking. Note this is only effective when it
   // is set before SetUpCommandLine is invoked.
   bool needs_background_networking_;
 
-  scoped_ptr<content::WindowedNotificationObserver> login_screen_load_observer_;
-  scoped_ptr<extensions::ScopedCurrentChannel> scoped_channel_;
+  std::unique_ptr<content::WindowedNotificationObserver>
+      login_screen_load_observer_;
+  std::unique_ptr<extensions::ScopedCurrentChannel> scoped_channel_;
   HTTPSForwarder gaia_https_forwarder_;
   std::string gaia_frame_parent_;
   bool initialize_fake_merge_session_;
   test::JSChecker js_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(OobeBaseTest);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_TEST_OOBE_BASE_TEST_H_