struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

chrome/browser/extensions/api/omnibox/omnibox_api.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 CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_
 
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 93 matching lines @@
 
   typedef std::set<const Extension*> PendingExtensions;
 
   void OnTemplateURLsLoaded();
 
   // ExtensionRegistryObserver implementation.
   void OnExtensionLoaded(content::BrowserContext* browser_context,
                          const Extension* extension) override;
   void OnExtensionUnloaded(content::BrowserContext* browser_context,
                            const Extension* extension,
-                           UnloadedExtensionInfo::Reason reason) override;
+                           UnloadedExtensionReason reason) override;
 
   // BrowserContextKeyedAPI implementation.
   static const char* service_name() {
     return "OmniboxAPI";
   }
   static const bool kServiceRedirectedInIncognito = true;
 
   Profile* profile_;
 
   TemplateURLService* url_service_;
@@ skipping 38 matching lines @@
     AutocompleteMatch* match);
 
 // This function converts style information populated by the JSON schema
 // // compiler into an ACMatchClassifications object.
 ACMatchClassifications StyleTypesToACMatchClassifications(
     const api::omnibox::SuggestResult &suggestion);
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_OMNIBOX_OMNIBOX_API_H_