Remove MessageLoop::current() from history_service.cc

components/history/core/browser/history_service.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.
 
 // The history system runs on a background thread so that potentially slow
 // database operations don't delay the browser. This backend processing is
 // represented by HistoryBackend. The HistoryService's job is to dispatch to
 // that thread.
 //
 // Main thread                       History thread
@@ skipping 311 matching lines @@
 void HistoryService::FlushForTest(const base::Closure& flushed) {
   thread_->task_runner()->PostTaskAndReply(
       FROM_HERE, base::Bind(&base::DoNothing), flushed);
 }
 
 void HistoryService::SetOnBackendDestroyTask(const base::Closure& task) {
   DCHECK(thread_) << "History service being called after cleanup";
   DCHECK(thread_checker_.CalledOnValidThread());
   ScheduleTask(
       PRIORITY_NORMAL,
-      base::Bind(&HistoryBackend::SetOnBackendDestroyTask,
-                 history_backend_, base::MessageLoop::current(), task));
+      base::Bind(&HistoryBackend::SetOnBackendDestroyTask, history_backend_,
+                 base::ThreadTaskRunnerHandle::Get(), task));
 }
 
 void HistoryService::TopHosts(size_t num_hosts,
                               const TopHostsCallback& callback) const {
   DCHECK(thread_) << "History service being called after cleanup";
   DCHECK(thread_checker_.CalledOnValidThread());
   PostTaskAndReplyWithResult(
       thread_->task_runner().get(), FROM_HERE,
       base::Bind(&HistoryBackend::TopHosts, history_backend_, num_hosts),
       callback);
@@ skipping 797 matching lines @@
   return favicon_changed_callback_list_.Add(callback);
 }
 
 void HistoryService::NotifyFaviconsChanged(const std::set<GURL>& page_urls,
                                            const GURL& icon_url) {
   DCHECK(thread_checker_.CalledOnValidThread());
   favicon_changed_callback_list_.Notify(page_urls, icon_url);
 }
 
 }  // namespace history