Expose WKTextCheckerSetContinuousSpellCheckingEnabled and use it from WKTR. This is for bug #222860.
Created attachment 440664 [details] Patch
Created attachment 440671 [details] Patch
Committed r283876 (242753@main): <https://commits.webkit.org/242753@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 440671 [details].