Per discussion at Audio WG f2f 2013-03-26
Add/clarify exception types to be returned by AudioContext methods where not already specified.
I'll try to do more of this work gradually, but I probably won't have time for a full overhaul in just one go. The amount of work involved here is very large.
If you prefer to split this into a number of issues, with dependencies to this one as meta-issue, feel free.
Web Audio API issues have been migrated to Github.
Closing. See https://github.com/WebAudio/web-audio-api/issues for up to date list of issues for the Web Audio API.