Automated IWYU fix for TaskRunner includes.

ios/chrome/browser/component_updater/ios_component_updater_configurator.cc

 // Copyright 2015 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 "ios/chrome/browser/component_updater/ios_component_updater_configurator.h"
 
 #include <string>
 #include <vector>
 
+#include "base/sequenced_task_runner.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/version.h"
 #include "components/component_updater/configurator_impl.h"
 #include "components/update_client/out_of_process_patcher.h"
 #include "components/update_client/update_query_params.h"
 #include "ios/chrome/browser/application_context.h"
 #include "ios/chrome/browser/google/google_brand.h"
 #include "ios/chrome/common/channel_info.h"
 #include "ios/web/public/web_thread.h"
 
@@ skipping 151 matching lines @@
 
 }  // namespace
 
 scoped_refptr<update_client::Configurator> MakeIOSComponentUpdaterConfigurator(
     const base::CommandLine* cmdline,
     net::URLRequestContextGetter* context_getter) {
   return base::MakeShared<IOSConfigurator>(cmdline, context_getter);
 }
 
 }  // namespace component_updater