Sound related crash on exit

[res]

Migrated from SFbug:1507809.

Original description:
Here is callstack:

> sndsyswin.dll!CS::Plugin::SndSysDIRECTSOUND::SndSysDriverDirectSound::Run() Line 409 + 0x29 bytes C++
sndsyswin.dll!CS::Plugin::SndSysDIRECTSOUND::SndSysDriverRunnable::Run() Line 319 C++
sndsyswin.dll!csWinThread::ThreadRun(void * param=0x00b5b690) Line 385 C++
msvcr80d.dll!_callthreadstartex() Line 348 + 0xf bytes C
msvcr80d.dll!_threadstartex(void * ptd=0x074ecaf0) Line 331 C
kernel32.dll!7c80b50b()
[Frames below may be incorrect and/or missing, no symbols loaded for kernel32.dll]
kernel32.dll!7c8399f3()

It happens very rare, on app exit.

[jorrit]

Is this still valid?