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35 lines
646 B
C
35 lines
646 B
C
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// Copyright 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_SYS_INFO_INTERNAL_H_
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#define BASE_SYS_INFO_INTERNAL_H_
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#include "base/macros.h"
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namespace base {
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namespace internal {
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template<typename T, T (*F)(void)>
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class LazySysInfoValue {
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public:
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LazySysInfoValue()
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: value_(F()) { }
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~LazySysInfoValue() = default;
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T value() { return value_; }
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private:
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const T value_;
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DISALLOW_COPY_AND_ASSIGN(LazySysInfoValue);
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};
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} // namespace internal
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} // namespace base
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#endif // BASE_SYS_INFO_INTERNAL_H_
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