app_mode: Add runtime.onRestartRequired event.

chrome/browser/extensions/extension_service.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <algorithm>
 #include <iterator>
 #include <set>
 
@@ skipping 2638 matching lines @@
         // so maybe finish installation.
         base::MessageLoop::current()->PostDelayedTask(
             FROM_HERE,
             base::Bind(&ExtensionService::MaybeFinishDelayedInstallation,
                        AsWeakPtr(), extension_id),
             base::TimeDelta::FromSeconds(kUpdateIdleDelay));
       }
       break;
     }
     case chrome::NOTIFICATION_UPGRADE_RECOMMENDED: {
-      // Notify extensions that chrome update is available.
-      extensions::RuntimeEventRouter::DispatchOnBrowserUpdateAvailableEvent(
-          profile_);
-
       // Notify observers that chrome update is available.
       FOR_EACH_OBSERVER(extensions::UpdateObserver, update_observers_,
                         OnChromeUpdateAvailable());
       break;
     }
 
     default:
       NOTREACHED() << "Unexpected notification type.";
   }
 }
@@ skipping 236 matching lines @@
 }
 
 void ExtensionService::AddUpdateObserver(extensions::UpdateObserver* observer) {
   update_observers_.AddObserver(observer);
 }
 
 void ExtensionService::RemoveUpdateObserver(
     extensions::UpdateObserver* observer) {
   update_observers_.RemoveObserver(observer);
 }