Fix another crash in TextManipulationController::replace. <rdar://problem/60400546>
Created attachment 393473 [details] Fixes the bug
Created attachment 393476 [details] Tweaked the fix
Comment on attachment 393476 [details] Tweaked the fix Clearing flags on attachment: 393476 Committed r258399: <https://trac.webkit.org/changeset/258399>
All reviewed patches have been landed. Closing bug.