Convert //content from scoped_ptr to std::unique_ptr

content/app/content_main.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 "content/public/app/content_main.h"
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "content/public/app/content_main_runner.h"
 
 namespace content {
 
 int ContentMain(const ContentMainParams& params) {
-  scoped_ptr<ContentMainRunner> main_runner(ContentMainRunner::Create());
+  std::unique_ptr<ContentMainRunner> main_runner(ContentMainRunner::Create());
 
   int exit_code = main_runner->Initialize(params);
   if (exit_code >= 0)
     return exit_code;
 
   exit_code = main_runner->Run();
 
   main_runner->Shutdown();
 
   return exit_code;
 }
 
 }  // namespace content