Convert //chrome/installer from scoped_ptr to std::unique_ptr

chrome/installer/util/work_item_list.h

 // Copyright (c) 2011 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_INSTALLER_UTIL_WORK_ITEM_LIST_H_
 #define CHROME_INSTALLER_UTIL_WORK_ITEM_LIST_H_
 
 #include <windows.h>
 #include <stdint.h>
 
 #include <list>
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/installer/util/work_item.h"
 
 namespace base {
 class FilePath;
 }
 
 // A WorkItem subclass that recursively contains a list of WorkItems. Thus it
 // provides functionalities to carry out or roll back the sequence of actions
 // defined by the list of WorkItems it contains.
 // The WorkItems are executed in the same order as they are added to the list.
@@ skipping 149 matching lines @@
   // Execute the WorkItems in the same order as they are added to the list.
   // If a WorkItem fails, the function will return failure but all other
   // WorkItems will still be executed.
   bool Do() override;
 
   // No-op.
   void Rollback() override;
 };
 
 #endif  // CHROME_INSTALLER_UTIL_WORK_ITEM_LIST_H_