Send an onInstalled event for shared module update

apps/shell/browser/shell_extension_system.h

 // Copyright 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 APPS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
 #define APPS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 50 matching lines @@
   virtual ErrorConsole* error_console() OVERRIDE;
   virtual InstallVerifier* install_verifier() OVERRIDE;
   virtual QuotaService* quota_service() OVERRIDE;
   virtual void RegisterExtensionWithRequestContexts(
       const Extension* extension) OVERRIDE;
   virtual void UnregisterExtensionWithRequestContexts(
       const std::string& extension_id,
       const UnloadedExtensionInfo::Reason reason) OVERRIDE;
   virtual const OneShotEvent& ready() const OVERRIDE;
   virtual ContentVerifier* content_verifier() OVERRIDE;
+  virtual scoped_ptr<const ExtensionSet> GetDependentExtensions(
+      const Extension* extension) OVERRIDE;
 
  private:
   content::BrowserContext* browser_context_;  // Not owned.
 
   // Extension ID for the app.
   std::string app_id_;
 
   // Data to be accessed on the IO thread. Must outlive process_manager_.
   scoped_refptr<InfoMap> info_map_;
 
   scoped_ptr<RuntimeData> runtime_data_;
   scoped_ptr<LazyBackgroundTaskQueue> lazy_background_task_queue_;
   scoped_ptr<EventRouter> event_router_;
   scoped_ptr<ProcessManager> process_manager_;
   scoped_ptr<QuotaService> quota_service_;
 
   // Signaled when the extension system has completed its startup tasks.
   OneShotEvent ready_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellExtensionSystem);
 };
 
 }  // namespace extensions
 
 #endif  // APPS_SHELL_BROWSER_SHELL_EXTENSION_SYSTEM_H_