We should use scriptDisallowedScope in FrameSelection::updateAppearance to avoid re-entrancy RenderView problems when a downstream function executes a JS callback.
<rdar://problem/84665699>
Created attachment 445434 [details] Patch
Committed r286309 (244668@main): <https://commits.webkit.org/244668@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 445434 [details].