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// Copyright 2018 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 THIRD_PARTY_BLINK_RENDERER_CORE_DOM_IGNORE_OPENS_DURING_UNLOAD_COUNT_INCREMENTER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_DOM_IGNORE_OPENS_DURING_UNLOAD_COUNT_INCREMENTER_H_
#include "base/macros.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
namespace blink {
class IgnoreOpensDuringUnloadCountIncrementer {
STACK_ALLOCATED();
public:
explicit IgnoreOpensDuringUnloadCountIncrementer(Document* document)
: count_(document ? &document->ignore_opens_during_unload_count_
: nullptr) {
if (!count_)
return;
++(*count_);
}
~IgnoreOpensDuringUnloadCountIncrementer() {
if (!count_)
return;
--(*count_);
}
private:
unsigned* count_;
DISALLOW_COPY_AND_ASSIGN(IgnoreOpensDuringUnloadCountIncrementer);
};
} // namespace blink
#endif
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