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

extensions/browser/api/declarative/rules_registry_service.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__
 #define EXTENSIONS_BROWSER_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__
 
 #include <map>
 #include <string>
 #include <tuple>
@@ skipping 115 matching lines @@
     return "RulesRegistryService";
   }
   static const bool kServiceHasOwnInstanceInIncognito = true;
   static const bool kServiceIsNULLWhileTesting = true;
 
   int current_rules_registry_id_;
 
   RulesRegistryMap rule_registries_;
 
   // We own the parts of the registries which need to run on the UI thread.
-  std::vector<scoped_ptr<RulesCacheDelegate>> cache_delegates_;
+  std::vector<std::unique_ptr<RulesCacheDelegate>> cache_delegates_;
 
   // Weak pointer into rule_registries_ to make it easier to handle content rule
   // conditions.
   ContentRulesRegistry* content_rules_registry_;
 
   // Listen to extension load, unloaded notification.
   ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
       extension_registry_observer_;
 
   content::BrowserContext* browser_context_;
 
   DISALLOW_COPY_AND_ASSIGN(RulesRegistryService);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_DECLARATIVE_RULES_REGISTRY_SERVICE_H__