[PATCH 3/3] mfplat/tests: Fix buffer object leak (Valgrind).

[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=60870

Your paranoid android.


=== w1064v1809_ar (32 bit report) ===

mfplat:
mfplat.c:2386: Test failed: Unexpected return value 0x102.
mfplat.c:1737: Test failed: Failed to get event, hr 0xc00d3e85.
mfplat.c:1740: Test failed: Failed to get event, hr 0xc00d3e85.
mfplat.c:1743: Test failed: Failed to finalize GetEvent, hr 0xc00d3e85.
mfplat.c:1746: Test failed: Unexpected result, hr 0xc00d3e85.
0f74:mfplat: unhandled exception c0000005 at 0040891B