Register a Service Worker when an extension is enabled.

apps/shell/browser/shell_extension_system.cc

 // 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.
 
 #include "apps/shell/browser/shell_extension_system.h"
 
 #include <string>
 
 #include "apps/app_window_registry.h"
 #include "apps/browser/api/app_runtime/app_runtime_api.h"
@@ skipping 45 matching lines @@
   // * Create a PermissionsUpdater.
   // * Call PermissionsUpdater::GrantActivePermissions().
   // * Call ExtensionService::SatisfyImports().
   // * Call ExtensionPrefs::OnExtensionInstalled().
   // * Send NOTIFICATION_EXTENSION_INSTALLED.
 
   ExtensionRegistry::Get(browser_context_)->AddEnabled(extension);
 
   RegisterExtensionWithRequestContexts(extension);
 
+  if (BackgroundInfo::HasServiceWorker(extension))
+    ServiceWorkerManager::Get(browser_context_)->RegisterExtension(extension);
+
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSION_LOADED,
       content::Source<BrowserContext>(browser_context_),
       content::Details<const Extension>(extension));
 
   // Inform the rest of the extensions system to start.
   ready_.Signal();
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSIONS_READY,
       content::Source<BrowserContext>(browser_context_),
@@ skipping 98 matching lines @@
 void ShellExtensionSystem::UnregisterExtensionWithRequestContexts(
     const std::string& extension_id,
     const UnloadedExtensionInfo::Reason reason) {
 }
 
 const OneShotEvent& ShellExtensionSystem::ready() const {
   return ready_;
 }
 
 }  // namespace extensions