These SPI methods have been no-ops since iOS 16; there's no point in calling into them anymore. Support for text style options is now entirely in UIKit menu code, via the `UIMenuFormat` menu and its sub-items.
Pull request: https://github.com/WebKit/WebKit/pull/18600
Committed 268825@main (7db16bef2098): <https://commits.webkit.org/268825@main> Reviewed commits have been landed. Closing PR #18600 and removing active labels.
<rdar://problem/116442908>