Aliaksandr Kalenik 20f68106a7 LibWeb: Fix getBoundingClientRect() for elements with "position: sticky" ...

Use offset from ScrollFrame which is an actual value a box is shifted by
while painting.

Also change `update_paint_and_hit_testing_properties_if_needed()` to
refresh scroll frames state, because `getBoundingClientRect()` now
depends on them.

Fixes wrong file tree sidebar location and excessive layout
invalidations caused by some miscalculation on JS-side when wrong
bounding client rect is provided on Github PR pages like
https://github.com/LadybirdBrowser/ladybird/pull/1232/files

2024-09-02 13:10:22 +02:00

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