Moving notification types which are chrome specific to a new header file chrome_notification_type...

chrome/browser/ui/webui/options/extension_settings_handler.h

 // Copyright (c) 2011 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_UI_WEBUI_OPTIONS_EXTENSION_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_EXTENSION_SETTINGS_HANDLER_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 175 matching lines @@
   void MaybeUpdateAfterNotification();
 
   // SelectFileDialog::Listener
   virtual void FileSelected(const FilePath& path,
                             int index, void* params);
   virtual void MultiFilesSelected(
       const std::vector<FilePath>& files, void* params);
   virtual void FileSelectionCanceled(void* params) {}
 
   // NotificationObserver
-  virtual void Observe(NotificationType type,
+  virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
   // Helper that lists the current active html pages for an extension.
   std::vector<ExtensionPage> GetActivePagesForExtension(
       const Extension* extension);
   void GetActivePagesForExtensionProcess(
       RenderProcessHost* process,
       const Extension* extension,
       std::vector<ExtensionPage> *result);
@@ skipping 59 matching lines @@
 
   static RefCountedMemory* GetFaviconResourceBytes();
 
   static void RegisterUserPrefs(PrefService* prefs);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionsUI);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_EXTENSION_SETTINGS_HANDLER_H_