Use EventRouter instead of ExtensionSystem::Get->event_router()

chrome/browser/extensions/event_router_forwarder.cc

 // Copyright (c) 2012 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/event_router_forwarder.h"
 
 #include "base/bind.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "extensions/browser/event_router.h"
-#include "extensions/browser/extension_system.h"
 #include "url/gurl.h"
 
 using content::BrowserThread;
 
 namespace extensions {
 
 EventRouterForwarder::EventRouterForwarder() {
 }
 
 EventRouterForwarder::~EventRouterForwarder() {
@@ skipping 87 matching lines @@
     Profile* profile,
     const std::string& extension_id,
     const std::string& event_name,
     scoped_ptr<base::ListValue> event_args,
     Profile* restrict_to_profile,
     const GURL& event_url) {
 #if defined(OS_CHROMEOS)
   // Extension does not exist for chromeos login.  This needs to be
   // removed once we have an extension service for login screen.
   // crosbug.com/12856.
-  if (!extensions::ExtensionSystem::Get(profile)->event_router())
+  if (!extensions::EventRouter::Get(profile))
     return;
 #endif
 
   scoped_ptr<Event> event(new Event(event_name, event_args.Pass()));
   event->restrict_to_browser_context = restrict_to_profile;
   event->event_url = event_url;
   if (extension_id.empty()) {
-    ExtensionSystem::Get(profile)->event_router()->BroadcastEvent(event.Pass());
+    extensions::EventRouter::Get(profile)->BroadcastEvent(event.Pass());
   } else {
-    ExtensionSystem::Get(profile)->event_router()->
-        DispatchEventToExtension(extension_id, event.Pass());
+    extensions::EventRouter::Get(profile)
+        ->DispatchEventToExtension(extension_id, event.Pass());
   }
 }
 
 }  // namespace extensions