Automated IWYU fix for TaskRunner includes.

components/update_client/component_patcher_operation.h

 // 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.
 
 #ifndef COMPONENTS_UPDATE_CLIENT_COMPONENT_PATCHER_OPERATION_H_
 #define COMPONENTS_UPDATE_CLIENT_COMPONENT_PATCHER_OPERATION_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
+#include "base/sequenced_task_runner.h"
 #include "components/update_client/component_patcher.h"
 #include "components/update_client/component_unpacker.h"
 
 namespace base {
 class DictionaryValue;
 }  // namespace base
 
 namespace update_client {
 
 extern const char kOp[];
@@ skipping 137 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(DeltaUpdateOpPatch);
 };
 
 DeltaUpdateOp* CreateDeltaUpdateOp(
     const std::string& operation,
     const scoped_refptr<OutOfProcessPatcher>& out_of_process_patcher);
 
 }  // namespace update_client
 
 #endif  // COMPONENTS_UPDATE_CLIENT_COMPONENT_PATCHER_OPERATION_H_