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LibJS: Allow cells to mark null pointers

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This simplifies the cell visiting functions by letting them not worry
about the pointers they pass to the visitor being null.
This commit is contained in:
Andreas Kling
2020-04-16 16:07:50 +02:00
parent 1f4e3dd073
commit 1b391d78ae
5 changed files with 16 additions and 13 deletions
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6
Libraries/LibJS/Runtime/Shape.cpp
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@@ -81,10 +81,8 @@ Shape::~Shape()
void Shape::visit_children(Cell::Visitor& visitor)
{
Cell::visit_children(visitor);
if (m_prototype)
visitor.visit(m_prototype);
if (m_previous)
visitor.visit(m_previous);
visitor.visit(m_prototype);
visitor.visit(m_previous);
for (auto& it : m_forward_transitions)
visitor.visit(it.value);
}