createBusFromAudioFile and writeBusToAudioFile aren't used.
let's remove them.
Created attachment 431840 [details]
Depends on bug 227205 to compile.
Created attachment 431944 [details]
Committed r279123 (239039@main): <https://commits.webkit.org/239039@main>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 431944 [details].