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LibWeb: Allocate list of registered intersection observers on demand

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This shrinks most DOM elements by 16 bytes.
This commit is contained in:
Andreas Kling 2023-11-19 21:37:40 +01:00
parent bdac94870c
commit ac8bb89f50
2 changed files with 12 additions and 6 deletions
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2
Userland/Libraries/LibWeb/DOM/Element.h
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@ -429,7 +429,7 @@ private:
// https://www.w3.org/TR/intersection-observer/#dom-element-registeredintersectionobservers-slot
// Element objects have an internal [[RegisteredIntersectionObservers]] slot, which is initialized to an empty list.
Vector<IntersectionObserver::IntersectionObserverRegistration> m_registered_intersection_observers;
OwnPtr<Vector<IntersectionObserver::IntersectionObserverRegistration>> m_registered_intersection_observers;
Array<CSSPixelPoint, 3> m_scroll_offset;
};