
BUG=50273 TEST=everything still builds, build is 10% faster on windows, same speed on mac/linux TBR: erg git-svn-id: svn://svn.chromium.org/chrome/trunk/src@53716 0039d316-1c4b-4281-b951-d872f2087c98
31 lines
888 B
C++
31 lines
888 B
C++
// Copyright (c) 2010 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_NULLABLE_STRING16_H_
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#define BASE_NULLABLE_STRING16_H_
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#pragma once
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#include "base/string16.h"
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// This class is a simple wrapper for string16 which also contains a null
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// state. This should be used only where the difference between null and
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// empty is meaningful.
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class NullableString16 {
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public:
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NullableString16() : is_null_(false) { }
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explicit NullableString16(bool is_null) : is_null_(is_null) { }
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NullableString16(const string16& string, bool is_null)
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: string_(string), is_null_(is_null) {
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}
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const string16& string() const { return string_; }
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bool is_null() const { return is_null_; }
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private:
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string16 string_;
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bool is_null_;
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};
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#endif // BASE_NULLABLE_STRING16_H_
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