MSan: temporarily blackist a function in sandbox_linux_unittests.

MSan: temporarily blackist a function in sandbox_linux_unittests.

This code triggers an MSan issue where we lack an interceptor for
sched_getparam().

BUG=418986
TBR=timurrrr@chromium.org
NOTRY=true

Committed: https://crrev.com/a74c633b26985c9950aecf5e684a06dcaea14eab
Cr-Commit-Position: refs/heads/master@{#297419}

[earthdok, 2014-09-30 14:34:38]

The CQ bit was checked by earthdok@chromium.org

[commit-bot: I haz the power, 2014-09-30 14:35:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/614063002/1

[commit-bot: I haz the power, 2014-09-30 14:35:40]

Committed patchset #1 (id:1) as 7120e9fff10e5980c4a11505ee51bb55166faef1

[commit-bot: I haz the power, 2014-09-30 14:36:14]

Patchset 1 (id:??) landed as
https://crrev.com/a74c633b26985c9950aecf5e684a06dcaea14eab
Cr-Commit-Position: refs/heads/master@{#297419}

[Timur Iskhodzhanov, 2014-10-01 10:04:40]

LGTM with nit

https://codereview.chromium.org/614063002/diff/1/tools/msan/blacklist.txt
File tools/msan/blacklist.txt (right):

https://codereview.chromium.org/614063002/diff/1/tools/msan/blacklist.txt#new...
tools/msan/blacklist.txt:24: # False positives due to an MSan bug.
http://crbug.com/418986
nit: probably "due to missing sched_getparam() interceptor" would be a bit more
useful.