Move notification resource loading from content/child to blink

content/child/notifications/notification_dispatcher.cc

 // Copyright 2014 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 "content/child/notifications/notification_dispatcher.h"
 
 #include <limits>
 
 #include "content/child/notifications/notification_manager.h"
 
@@ skipping 13 matching lines @@
   return next_notification_id_++;
 }
 
 bool NotificationDispatcher::ShouldHandleMessage(
     const IPC::Message& msg) const {
   return IPC_MESSAGE_CLASS(msg) == PlatformNotificationMsgStart;
 }
 
 void NotificationDispatcher::OnFilteredMessageReceived(
     const IPC::Message& msg) {
-  NotificationManager::ThreadSpecificInstance(thread_safe_sender(),
-                                              main_thread_task_runner(), this)
+  NotificationManager::ThreadSpecificInstance(thread_safe_sender(), this)
       ->OnMessageReceived(msg);
 }
 
 bool NotificationDispatcher::GetWorkerThreadIdForMessage(
     const IPC::Message& msg,
     int* ipc_thread_id) {
   int notification_id = -1;
   const bool success = base::PickleIterator(msg).ReadInt(&notification_id);
   DCHECK(success);
 
   base::AutoLock lock(notification_id_map_lock_);
   auto iterator = notification_id_map_.find(notification_id);
   if (iterator != notification_id_map_.end()) {
     *ipc_thread_id = iterator->second;
     return true;
   }
   return false;
 }
 
 }  // namespace content