/*
- * Copyright 2015 Facebook, Inc.
+ * Copyright 2017 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* limitations under the License.
*/
-#ifndef FOLLY_THREADCACHEDARENA_H_
-#define FOLLY_THREADCACHEDARENA_H_
+#pragma once
#include <type_traits>
struct IsArenaAllocator<ThreadCachedArena> : std::true_type { };
} // namespace folly
-
-#endif /* FOLLY_THREADCACHEDARENA_H_ */