[fsp] Fix unhappy MSAN build bots.

[fsp] Fix unhappy MSAN build bots.

Before, an uninitialized class was being used in queue.h, which is illegal, but
for some strange reason fails on MSAN build bots only.

TEST=Compiles on MSAN.
BUG=None

Committed: https://crrev.com/bf1854ac23df80382fbcd9a0e4addbdb19ebe83f
Cr-Commit-Position: refs/heads/master@{#310741}

[mtomasz, 2015-01-09 07:55:20]

mtomasz@chromium.org changed reviewers:
+ yawano@chromium.org

[mtomasz, 2015-01-09 07:55:27]

@yawano: PTAL. Thanks.

[yawano, 2015-01-09 08:07:40]

lgtm. Thank you!

[mtomasz, 2015-01-09 08:08:45]

The CQ bit was checked by mtomasz@chromium.org

[commit-bot: I haz the power, 2015-01-09 08:09:32]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/813403005/1

[commit-bot: I haz the power, 2015-01-09 08:39:15]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-09 08:39:55]

Patchset 1 (id:??) landed as
https://crrev.com/bf1854ac23df80382fbcd9a0e4addbdb19ebe83f
Cr-Commit-Position: refs/heads/master@{#310741}