Revert "content: Remove use of MessageLoopProxy and deprecated MessageLoop APIs"

content/browser/appcache/appcache_group.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 "content/browser/appcache/appcache_group.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
-#include "base/location.h"
 #include "base/logging.h"
-#include "base/single_thread_task_runner.h"
-#include "base/thread_task_runner_handle.h"
+#include "base/message_loop/message_loop.h"
 #include "content/browser/appcache/appcache.h"
 #include "content/browser/appcache/appcache_host.h"
 #include "content/browser/appcache/appcache_service_impl.h"
 #include "content/browser/appcache/appcache_storage.h"
 #include "content/browser/appcache/appcache_update_job.h"
 
 namespace content {
 
 class AppCacheGroup;
 
@@ skipping 201 matching lines @@
 bool AppCacheGroup::FindObserver(
     const UpdateObserver* find_me,
     const base::ObserverList<UpdateObserver>& observer_list) {
   return observer_list.HasObserver(find_me);
 }
 
 void AppCacheGroup::ScheduleUpdateRestart(int delay_ms) {
   DCHECK(restart_update_task_.IsCancelled());
   restart_update_task_.Reset(
       base::Bind(&AppCacheGroup::RunQueuedUpdates, this));
-  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
-      FROM_HERE, restart_update_task_.callback(),
+  base::MessageLoop::current()->PostDelayedTask(
+      FROM_HERE,
+      restart_update_task_.callback(),
       base::TimeDelta::FromMilliseconds(delay_ms));
 }
 
 void AppCacheGroup::HostDestructionImminent(AppCacheHost* host) {
   queued_updates_.erase(host);
   if (queued_updates_.empty() && !restart_update_task_.IsCancelled())
     restart_update_task_.Cancel();
 }
 
 void AppCacheGroup::SetUpdateAppCacheStatus(UpdateAppCacheStatus status) {
@@ skipping 11 matching lines @@
     // deletion by adding an extra ref in this scope (but only if we're not
     // in our destructor).
     scoped_refptr<AppCacheGroup> protect(is_in_dtor_ ? NULL : this);
     FOR_EACH_OBSERVER(UpdateObserver, observers_, OnUpdateComplete(this));
     if (!queued_updates_.empty())
       ScheduleUpdateRestart(kUpdateRestartDelayMs);
   }
 }
 
 }  // namespace content