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

chrome/browser/extensions/extension_storage_monitor.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_EXTENSIONS_EXTENSION_STORAGE_MONITOR_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_STORAGE_MONITOR_H_
 
 #include <stdint.h>
 
 #include <set>
@@ skipping 125 matching lines @@
 
   content::NotificationRegistrar registrar_;
   ScopedObserver<extensions::ExtensionRegistry,
                  extensions::ExtensionRegistryObserver>
       extension_registry_observer_;
 
   // StorageEventObserver monitors storage for extensions on the IO thread.
   scoped_refptr<StorageEventObserver> storage_observer_;
 
   // Modal dialog used to confirm removal of an extension.
-  scoped_ptr<ExtensionUninstallDialog> uninstall_dialog_;
+  std::unique_ptr<ExtensionUninstallDialog> uninstall_dialog_;
 
   // The ID of the extension that is the subject of the uninstall confirmation
   // dialog.
   std::string uninstall_extension_id_;
 
   base::WeakPtrFactory<ExtensionStorageMonitor> weak_ptr_factory_;
 
   friend class StorageEventObserver;
   friend class ExtensionStorageMonitorTest;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionStorageMonitor);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_STORAGE_MONITOR_H_