These tests will be useful in fixing web compatibility issues with position:sticky.
Created attachment 435333 [details] Patch
Created attachment 435396 [details] Patch
Comment on attachment 435396 [details] Patch Thanks for the review!
Committed r280960 (240466@main): <https://commits.webkit.org/240466@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 435396 [details].