[PATCH 2/7] mf: Block samplegrabber stream event calls after stream is removed.

[Marvin]

Hi,

While running your changed tests, 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=66909

Your paranoid android.


=== w1064v1507 (32 bit report) ===

mf:
mf.c:1007: Test failed: Unexpected return value 0x102.
mf.c:931: Test failed: Failed to finalize GetEvent, hr 0xc00d3e85.
0c94:mf: unhandled exception c0000005 at 0040297F