struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

chrome/browser/extensions/api/downloads/downloads_api.cc

 // 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.
 
 #include "chrome/browser/extensions/api/downloads/downloads_api.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <memory>
 #include <set>
@@ skipping 1892 matching lines @@
       &notification_source);
   content::NotificationService::current()->Notify(
       extensions::NOTIFICATION_EXTENSION_DOWNLOADS_EVENT,
       content_source,
       content::Details<std::string>(&json_args));
 }
 
 void ExtensionDownloadsEventRouter::OnExtensionUnloaded(
     content::BrowserContext* browser_context,
     const Extension* extension,
-    UnloadedExtensionInfo::Reason reason) {
+    UnloadedExtensionReason reason) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   std::set<const Extension*>::iterator iter =
       shelf_disabling_extensions_.find(extension);
   if (iter != shelf_disabling_extensions_.end())
     shelf_disabling_extensions_.erase(iter);
 }
 
 void ExtensionDownloadsEventRouter::CheckForHistoryFilesRemoval() {
   static const int kFileExistenceRateLimitSeconds = 10;
   DownloadManager* manager = notifier_.GetManager();
   if (!manager)
     return;
   base::Time now(base::Time::Now());
   int delta = now.ToTimeT() - last_checked_removal_.ToTimeT();
   if (delta <= kFileExistenceRateLimitSeconds)
     return;
   last_checked_removal_ = now;
   manager->CheckForHistoryFilesRemoval();
 }
 
 }  // namespace extensions