Source/WebCore/bindings/js/JSAudioBufferSourceNodeCustom.cpp

/*
 * Copyright (C) 2017-2021 Apple Inc. All rights reserved.
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 *
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#include "config.h"
#include "JSAudioBufferSourceNode.h"

#if ENABLE(WEB_AUDIO)
#include "AudioBufferSourceNode.h"

namespace WebCore {

using namespace JSC;

template<typename Visitor>
void JSAudioBufferSourceNode::visitAdditionalChildren(Visitor& visitor)
{
    Locker locker { wrapped().processLock() };
    // The AudioBufferSourceNode's buffer may hold on to a large amount of memory. This memory is
    // reported to GC via the JSAudioBuffer wrapper so we need to make sure that the buffer's
    // wrapper stays alive as long as the buffer is used by the AudioBufferSourceNode.
    visitor.addOpaqueRoot(wrapped().buffer());
}

DEFINE_VISIT_ADDITIONAL_CHILDREN(JSAudioBufferSourceNode);

} // namespace WebCore

#endif // ENABLE(WEB_AUDIO)