struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

extensions/common/extension.h

 // Copyright (c) 2013 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_EXTENSION_H_
 #define EXTENSIONS_COMMON_EXTENSION_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 501 matching lines @@
   // The name of the extension prior to this update. Will be empty if
   // |is_update| is false.
   std::string old_name;
 
   InstalledExtensionInfo(const Extension* extension,
                          bool is_update,
                          bool from_ephemeral,
                          const std::string& old_name);
 };
 
-struct UnloadedExtensionInfo {
-  // TODO(DHNishi): Move this enum to ExtensionRegistryObserver.
-  enum Reason {
-    REASON_UNDEFINED,         // Undefined state used to initialize variables.
-    REASON_DISABLE,           // Extension is being disabled.
-    REASON_UPDATE,            // Extension is being updated to a newer version.
-    REASON_UNINSTALL,         // Extension is being uninstalled.
-    REASON_TERMINATE,         // Extension has terminated.
-    REASON_BLACKLIST,         // Extension has been blacklisted.
-    REASON_PROFILE_SHUTDOWN,  // Profile is being shut down.
-    REASON_LOCK_ALL,          // All extensions for the profile are blocked.
-    REASON_MIGRATED_TO_COMPONENT,  // Extension is being migrated to a component
-                                   // action.
-  };
-
-  Reason reason;
-
-  // The extension being unloaded - this should always be non-NULL.
-  const Extension* extension;
-
-  UnloadedExtensionInfo(const Extension* extension, Reason reason);
+// TODO(DHNishi): Move this enum to ExtensionRegistryObserver.
+enum class UnloadedExtensionReason {
+  UNDEFINED,              // Undefined state used to initialize variables.
+  DISABLE,                // Extension is being disabled.
+  UPDATE,                 // Extension is being updated to a newer version.
+  UNINSTALL,              // Extension is being uninstalled.
+  TERMINATE,              // Extension has terminated.
+  BLACKLIST,              // Extension has been blacklisted.
+  PROFILE_SHUTDOWN,       // Profile is being shut down.
+  LOCK_ALL,               // All extensions for the profile are blocked.
+  MIGRATED_TO_COMPONENT,  // Extension is being migrated to a component
+                          // action.
 };
 
 // The details sent for EXTENSION_PERMISSIONS_UPDATED notifications.
 struct UpdatedExtensionPermissionsInfo {
   enum Reason {
     ADDED,    // The permissions were added to the extension.
     REMOVED,  // The permissions were removed from the extension.
     POLICY,   // The policy that affects permissions was updated.
   };
 
   Reason reason;
 
   // The extension who's permissions have changed.
   const Extension* extension;
 
   // The permissions that have changed. For Reason::ADDED, this would contain
   // only the permissions that have added, and for Reason::REMOVED, this would
   // only contain the removed permissions.
   const PermissionSet& permissions;
 
   UpdatedExtensionPermissionsInfo(const Extension* extension,
                                   const PermissionSet& permissions,
                                   Reason reason);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_EXTENSION_H_