[PATCH 3/4] xaudio2: Call OnStreamEnd callback

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=16733

Your paranoid android.


=== w864 (64 bit xaudio2) ===
xaudio2: unhandled exception c0000005 at 00007FFB6EDD4B7D

=== w1064 (64 bit xaudio2) ===
xaudio2: unhandled exception c0000005 at 00007FFC549A4B7D