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

chrome/browser/ui/android/login_handler_android.cc

 // 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.
 
 #include "chrome/browser/ui/login/login_handler.h"
 
+#include <memory>
+
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/android/chrome_http_auth_handler.h"
 #include "chrome/browser/ui/android/view_android_helper.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
 #include "net/base/auth.h"
 #include "ui/android/view_android.h"
 #include "ui/android/window_android.h"
 
@@ skipping 53 matching lines @@
           "missing";
     }
   }
 
  protected:
   ~LoginHandlerAndroid() override {}
 
   void CloseDialog() override {}
 
  private:
-  scoped_ptr<ChromeHttpAuthHandler> chrome_http_auth_handler_;
+  std::unique_ptr<ChromeHttpAuthHandler> chrome_http_auth_handler_;
 };
 
 // static
 LoginHandler* LoginHandler::Create(net::AuthChallengeInfo* auth_info,
                                    net::URLRequest* request) {
   return new LoginHandlerAndroid(auth_info, request);
 }