Fix overreporting of '0' stats in the Mac audio rendering code.

Fix overreporting of '0' stats in the Mac audio rendering code.

BUG=543522
Committed: https://crrev.com/0e50da17dca886a454fbf36774051d2efe5acea7
Cr-Commit-Position: refs/heads/master@{#357063}

[tommi (sloooow) - chröme, 2015-10-29 16:36:07]

tommi@chromium.org changed reviewers:
+ henrika@chromium.org

[tommi (sloooow) - chröme, 2015-10-29 16:36:13]

The CQ bit was checked by tommi@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-10-29 16:36:27]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1418453004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1418453004/1

[commit-bot: I haz the power, 2015-10-29 17:04:22]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-10-29 17:04:25]

Dry run: This issue passed the CQ dry run.

[henrika (OOO until Aug 14), 2015-10-30 08:06:44]

LGTM

[henrika (OOO until Aug 14), 2015-10-30 08:06:54]

The CQ bit was checked by henrika@chromium.org

[commit-bot: I haz the power, 2015-10-30 08:07:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1418453004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1418453004/1

[commit-bot: I haz the power, 2015-10-30 08:27:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-10-30 08:27:36]

Failed to apply the patch.

[commit-bot: I haz the power, 2015-10-30 08:28:15]

Patchset 1 (id:??) landed as
https://crrev.com/0e50da17dca886a454fbf36774051d2efe5acea7
Cr-Commit-Position: refs/heads/master@{#357063}