Hidden documents shouldn't be allowed to change the screen orientation via ScreenOrientation.prototype.lock() and ScreenOrientation.prototype.unlock(). Spec change: https://github.com/w3c/screen-orientation/pull/232
<rdar://problem/102019707>
Pull request: https://github.com/WebKit/WebKit/pull/6283
Committed 257019@main (a68ef76884df): <https://commits.webkit.org/257019@main> Reviewed commits have been landed. Closing PR #6283 and removing active labels.