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LibWeb: Add GC finalizer to Layout::ImageBox

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It's not safe to unregister ImageBox from the browsing context in the
destructor (since the browsing context may have already been swept and
destroyed).
This commit is contained in:
Andreas Kling 2022-10-20 18:38:25 +02:00
parent c877eb47a2
commit 1885fe529f
2 changed files with 11 additions and 2 deletions
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8
Userland/Libraries/LibWeb/Layout/ImageBox.cpp
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@ -18,8 +18,14 @@ ImageBox::ImageBox(DOM::Document& document, DOM::Element& element, NonnullRefPtr
browsing_context().register_viewport_client(*this);
}
ImageBox::~ImageBox()
ImageBox::~ImageBox() = default;
void ImageBox::finalize()
{
Base::finalize();
// NOTE: We unregister from the browsing context in finalize() to avoid trouble
// in the scenario where our BrowsingContext has already been swept by GC.
browsing_context().unregister_viewport_client(*this);
}