This is necessary so conditional mediation requests work when you open a page in a new tab.
<rdar://problem/93201070>
Created attachment 459252 [details] Patch
Comment on attachment 459252 [details] Patch r=me
Committed r294135 (250506@main): <https://commits.webkit.org/250506@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 459252 [details].