Created attachment 374049 [details] [Image] Bug A picture is worth a thousand words (i.e. see the attachment). CSS is strictly LTR, and the Changes panel is mostly just CSS.
Created attachment 374050 [details] Patch
Created attachment 374051 [details] [Image] With patch applied
Comment on attachment 374050 [details] Patch r=me
Comment on attachment 374050 [details] Patch Clearing flags on attachment: 374050 Committed r247492: <https://trac.webkit.org/changeset/247492>
All reviewed patches have been landed. Closing bug.
<rdar://problem/53168183>