struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

chrome/browser/chromeos/launcher_search_provider/launcher_search_provider_service.h

 // Copyright 2015 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_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_LAUNCHER_SEARCH_PROVIDER_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_LAUNCHER_SEARCH_PROVIDER_SERVICE_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 49 matching lines @@
       const int query_id,
       const std::vector<
           extensions::api::launcher_search_provider::SearchResult>& results);
 
   // Returns true if there is a running query.
   bool IsQueryRunning() const;
 
   // extensions::ExtensionRegistryObserver override.
   void OnExtensionLoaded(content::BrowserContext* browser_context,
                          const extensions::Extension* extension) override;
-  void OnExtensionUnloaded(
-      content::BrowserContext* browser_context,
-      const extensions::Extension* extension,
-      extensions::UnloadedExtensionInfo::Reason reason) override;
+  void OnExtensionUnloaded(content::BrowserContext* browser_context,
+                           const extensions::Extension* extension,
+                           extensions::UnloadedExtensionReason reason) override;
 
  private:
   // Cache listener extension ids and set them to
   // |cached_listener_extension_ids_|.
   void CacheListenerExtensionIds();
 
   Profile* const profile_;
   extensions::ExtensionRegistry* extension_registry_;
   app_list::LauncherSearchProvider* provider_;
   int query_id_;
   bool is_query_running_;
   std::unique_ptr<std::set<extensions::ExtensionId>>
       cached_listener_extension_ids_;
 
   DISALLOW_COPY_AND_ASSIGN(Service);
 };
 
 }  // namespace launcher_search_provider
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LAUNCHER_SEARCH_PROVIDER_LAUNCHER_SEARCH_PROVIDER_SERVICE_H_