Fix RlzLibTest

Fix RlzLibTest by setting OmniboxLog.is_popup_open to be true in function SimulateOmniboxUsage. 

BUG=369249
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=271773

[yao, 2014-05-20 14:16:12]

Hi Mark, 

Sorry for the delay. There were a few release blockers assigned to me that kind
of overwhelmed me. Anyways, I should have done this earlier. 

Thanks for the review. 
Yiyao

[Mark P, 2014-05-20 18:28:35]

lgtm

[yao, 2014-05-20 18:31:51]

The CQ bit was checked by yiyaoliu@chromium.org

[commit-bot: I haz the power, 2014-05-20 18:33:50]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/yiyaoliu@chromium.org/282293003/20001

[yao, 2014-05-20 18:46:51]

The CQ bit was unchecked by yiyaoliu@chromium.org

[yao, 2014-05-20 18:48:03]

+roger for owner's review. Thanks!

[Roger Tawa OOO till Jul 10th, 2014-05-20 19:07:21]

lgtm

[yao, 2014-05-20 19:15:14]

The CQ bit was checked by yiyaoliu@chromium.org

[commit-bot: I haz the power, 2014-05-20 19:17:02]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/yiyaoliu@chromium.org/282293003/20001

[commit-bot: I haz the power, 2014-05-20 22:03:02]

Change committed as 271773

[yao, 2014-05-21 17:12:16]

A revert of this CL has been created in
https://codereview.chromium.org/296453014/ by yiyaoliu@chromium.org.

The reason for reverting is: fails to compile on the official mac builder, 
bug: 375526
http://build.chromium.org/p/chromium.chrome/builders/Google%20Chrome%20Mac/bu...
.