Revert of Created an empty expectations file to ignore flaky tests

Revert of Created an empty expectations file to ignore flaky tests (patchset #9 id:160001 of https://codereview.chromium.org/376653002/)

Reason for revert:
Ignorer-bot project has been delayed to determine whether it is necessary at all. This doesn't have to be in the repo.

Original issue's description:
> Created an empty expectations file to ignore flaky tests
> 
> This is used by https://codereview.chromium.org/373223003/
> 
> BUG=390600
> R=eseidel@chromium.org, stip@chromium.org, hinoka@chromium.org
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=284062

TBR=ojan@chromium.org,eseidel@chromium.org,hinoka@chromium.org,sergeyberezin@chromium.org,stip@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=390600
Committed: https://crrev.com/7510b835fd9dc3af69aef0866a896c8a8511c798
Cr-Commit-Position: refs/heads/master@{#293750}

[Sergiy Byelozyorov, 2014-09-08 12:54:04]

Created Revert of Created an empty expectations file to ignore flaky tests

[Sergiy Byelozyorov, 2014-09-08 12:54:26]

sergiyb@chromium.org changed reviewers:
+ phajdan.jr@chromium.org

[Sergiy Byelozyorov, 2014-09-08 12:56:22]

sergiyb@chromium.org changed reviewers:
- phajdan.jr@chromium.org

[ojan, 2014-09-08 17:05:16]

The CQ bit was checked by ojan@chromium.org

[ojan, 2014-09-08 17:05:17]

lgtm

[commit-bot: I haz the power, 2014-09-08 17:19:35]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/sergiyb@chromium.org/549103003/1

[commit-bot: I haz the power, 2014-09-08 17:39:21]

Committed patchset #1 (id:1) as 1a295700d05f23c15817b1e7ee8c675389ecac45

[commit-bot: I haz the power, 2014-09-10 03:47:03]

Patchset 1 (id:??) landed as
https://crrev.com/7510b835fd9dc3af69aef0866a896c8a8511c798
Cr-Commit-Position: refs/heads/master@{#293750}