Add in support for latencyHint, as per spec: https://www.w3.org/TR/webaudio/#dom-audiocontextoptions-latencyhint
<rdar://problem/65852912>
This would be great to see. Our site implements a DAW that can stack up a lot of audio nodes, which starts causing buffer underruns in Safari. Conversely, with chromium-based browsers, I can increase the baseLatency which reduces these underruns.