Instead of creating temporary Strings.
Created attachment 387909 [details] patch
The commit-queue encountered the following flaky tests while processing attachment 387909 [details]: editing/spelling/spellcheck-attribute.html bug 206178 (authors: g.czajkowski@samsung.com, mark.lam@apple.com, and rniwa@webkit.org) The commit-queue is continuing to process your patch.
Comment on attachment 387909 [details] patch Clearing flags on attachment: 387909 Committed r254679: <https://trac.webkit.org/changeset/254679>
All reviewed patches have been landed. Closing bug.
<rdar://problem/58643875>