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LibWeb: Make Paintable visit its cached containing block pointer

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This was *probably* already safe, but there's no harm in making sure
the cached pointer gets marked during GC.
This commit is contained in:
Andreas Kling 2023-01-11 14:36:27 +01:00
parent 6b4062ab61
commit 811b8a25c2
2 changed files with 3 additions and 1 deletions
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2
Userland/Libraries/LibWeb/Painting/Paintable.cpp
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@ -14,6 +14,8 @@ void Paintable::visit_edges(Cell::Visitor& visitor)
{ {
Base::visit_edges(visitor); Base::visit_edges(visitor);
visitor.visit(m_layout_node); visitor.visit(m_layout_node);
if (m_containing_block.has_value())
visitor.visit(m_containing_block.value());
} }
Paintable::DispatchEventOfSameName Paintable::handle_mousedown(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned) Paintable::DispatchEventOfSameName Paintable::handle_mousedown(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned)

2
Userland/Libraries/LibWeb/Painting/Paintable.h
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@ -141,7 +141,7 @@ protected:
private: private:
JS::NonnullGCPtr<Layout::Node> m_layout_node; JS::NonnullGCPtr<Layout::Node> m_layout_node;
Optional<Layout::BlockContainer*> mutable m_containing_block; Optional<JS::GCPtr<Layout::BlockContainer>> mutable m_containing_block;
}; };
inline DOM::Node* HitTestResult::dom_node() inline DOM::Node* HitTestResult::dom_node()