should be on the padding box
Created attachment 466531 [details] Patch
Created attachment 466538 [details] Patch
Created attachment 466540 [details] [fast-cq]Patch
Committed 264731@main (020a45f2e2aa): <https://commits.webkit.org/264731@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 466540 [details].
<rdar://problem/110061637>