| Index: components/sync/model_impl/attachments/task_queue.h
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| diff --git a/components/sync/model_impl/attachments/task_queue.h b/components/sync/model_impl/attachments/task_queue.h
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| index 2a686608e3709a37a25dd56ca844b04328508c7b..afd602b654e60db0afe22b24dc06e00896c3eaae 100644
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| --- a/components/sync/model_impl/attachments/task_queue.h
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| +++ b/components/sync/model_impl/attachments/task_queue.h
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| @@ -76,7 +76,7 @@ class TaskQueue : base::NonThreadSafe {
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|    // This callback is invoked by the queue with a task to be handled.  The
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|    // callee is expected to (eventually) call |MarkAsSucceeded|, |MarkAsFailed|,
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|    // or |Cancel| to signify completion of the task.
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| -  typedef base::Callback<void(const T&)> HandleTaskCallback;
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| +  using HandleTaskCallback = base::Callback<void(const T&)>;
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|  
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|    // Construct a TaskQueue.
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|    //
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| 
 |