this is a hot codepath and LineCandidateContent is rather heavy.
<rdar://problem/58612197>
Created attachment 387809 [details] Patch
The commit-queue encountered the following flaky tests while processing attachment 387809 [details]: editing/spelling/spellcheck-async-remove-frame.html bug 158401 (authors: morrita@google.com, rniwa@webkit.org, and tony@chromium.org) The commit-queue is continuing to process your patch.
Comment on attachment 387809 [details] Patch Clearing flags on attachment: 387809 Committed r254630: <https://trac.webkit.org/changeset/254630>
All reviewed patches have been landed. Closing bug.