Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/common/permissions/media_galleries_permission_data.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 EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_DATA_H_
 #define EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_DATA_H_
 
+#include <memory>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 #include "extensions/common/permissions/api_permission.h"
 
 namespace base {
 class Value;
 }
 
 namespace extensions {
 
 // A MediaGalleriesPermissionData instance represents a single part of the
 // MediaGalleriesPermission. e.g. "read" or "allAutoDetected".
 class MediaGalleriesPermissionData {
  public:
   MediaGalleriesPermissionData();
 
   // Check if |param| (which must be a MediaGalleriesPermission::CheckParam)
   // matches the encapsulated attribute.
   bool Check(const APIPermission::CheckParam* param) const;
 
   // Convert |this| into a base::Value.
-  scoped_ptr<base::Value> ToValue() const;
+  std::unique_ptr<base::Value> ToValue() const;
 
   // Populate |this| from a base::Value.
   bool FromValue(const base::Value* value);
 
   bool operator<(const MediaGalleriesPermissionData& rhs) const;
   bool operator==(const MediaGalleriesPermissionData& rhs) const;
 
   std::string permission() const { return permission_; }
 
   // This accessor is provided for IPC_STRUCT_TRAITS_MEMBER.  Please think
   // twice before using it for anything else.
   std::string& permission() { return permission_; }
 
  private:
   std::string permission_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_PERMISSIONS_MEDIA_GALLERIES_PERMISSION_DATA_H_