[Cocoa] Null-pointer deref in MediaKeySystemAccess::createMediaKeys()
<rdar://80325855>
Created attachment 433425 [details] Patch
Created attachment 433426 [details] Patch
Created attachment 433429 [details] Patch
Comment on attachment 433429 [details] Patch r=me assuming the bots are happy.
Committed r279919 (239668@main): <https://commits.webkit.org/239668@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 433429 [details].