[bisect] - Set goma_dir parameter from run-bisect-perf-regression.py.

[bisect] - Set goma_dir parameter from run-bisect-perf-regression.py.

This needs to be set in order to build properly from the bisect script.

BUG=

Committed: https://crrev.com/88572ab2a2a9b40238a1eaca9efbc0532e76fd7f
Cr-Commit-Position: refs/heads/master@{#309564}

[shatch, 2014-12-22 17:26:48]

simonhatch@chromium.org changed reviewers:
+ prasadv@chromium.org

[prasadv, 2014-12-23 17:45:29]

lgtm

[shatch, 2014-12-23 17:53:56]

The CQ bit was checked by simonhatch@chromium.org

[commit-bot: I haz the power, 2014-12-23 17:54:19]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/815083004/1

[commit-bot: I haz the power, 2014-12-23 18:35:33]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2014-12-23 18:36:15]

Patchset 1 (id:??) landed as
https://crrev.com/88572ab2a2a9b40238a1eaca9efbc0532e76fd7f
Cr-Commit-Position: refs/heads/master@{#309564}