What steps will reproduce the problem?
1. Add onerror event listener to audio element 
2. Play audio stream from webrtc peerconnection
3. Start audio playback on application which uses exclusive mode for playing audio. One example is foobar2000 client with WSAPI output plugin https://www.foobar2000.org/components/view/foo_out_wasapi

What is the expected result?
Expected that audio element onerror event handler is called.

What do you see instead?
Chrome audio playback stops but onerror event handler is not called. Couldn't find any other event that is raised on this error situation.

What version of the product are you using? On what operating system?
Using Windows 10 Version 1709. Chrome Version 64.0.3282.186 (Official Build) (64-bit)

Please provide any additional information below.
Fiddle to try out the webrtc audio playback:
https://jsfiddle.net/nqszbgaz/