Mark glsl-construct-vec-mat-index.html failing again.

Mark glsl-construct-vec-mat-index.html failing again.

Something's wrong with the flaky test handling for this one.

BUG=525188, 534697
TBR=bajones@chromium.org,zmo@chromium.org

Committed: https://crrev.com/cd97c2f06d99e5e8a4d1b2616a7ce8735f1dee81
Cr-Commit-Position: refs/heads/master@{#350115}

[Ken Russell (switch to Gerrit), 2015-09-22 05:25:26]

kbr@chromium.org changed reviewers:
+ bajones@chromium.org, zmo@chromium.org

[Ken Russell (switch to Gerrit), 2015-09-22 05:25:27]

FYI. I split this off from https://codereview.chromium.org/1358943002/ because
this failure needs to be suppressed urgently on the trybots. CQ'ing TBR'd.

[Ken Russell (switch to Gerrit), 2015-09-22 05:25:30]

The CQ bit was checked by kbr@chromium.org

[commit-bot: I haz the power, 2015-09-22 05:25:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1357353002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1357353002/1

[commit-bot: I haz the power, 2015-09-22 06:35:41]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-09-22 06:36:17]

Patchset 1 (id:??) landed as
https://crrev.com/cd97c2f06d99e5e8a4d1b2616a7ce8735f1dee81
Cr-Commit-Position: refs/heads/master@{#350115}