Move EditingRange <-> Range methods to EditingRange instead of WebPage
Created attachment 363296 [details] Patch
Created attachment 363297 [details] Patch
Comment on attachment 363297 [details] Patch Clearing flags on attachment: 363297 Committed r242320: <https://trac.webkit.org/changeset/242320>
All reviewed patches have been landed. Closing bug.
<rdar://problem/48538918>