Disable DownloadNotificationTest suite on CrOS

Disable DownloadNotificationTest suite on CrOS

These tests fail flakily on linux_chromium_chromeos_rel_ng and prevents
patches landing in Chromium CQ.
Disable these tests on CrOS to allow CQ to continue.

Flakiness dashboard:
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=browser_tests&tests=DownloadNotificationTest

TBR=yoshiki@chromium.org
BUG=560329
Committed: https://crrev.com/ab9dcab13381beadb29af1a30bb97cd2e099a1ac
Cr-Commit-Position: refs/heads/master@{#361267}

[alancutter (OOO until 2018), 2015-11-24 06:45:00]

Description was changed from

==========
Disable DownloadNotificationTest suite on CrOS

These tests fail flakily on linux_chromium_chromeos_rel_ng and prevents
patches landing in Chromium CQ.
Disable these tests on CrOS to allow CQ to continue.

Flakiness dashboard:
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=...

BUG=560329
==========

to

==========
Disable DownloadNotificationTest suite on CrOS

These tests fail flakily on linux_chromium_chromeos_rel_ng and prevents
patches landing in Chromium CQ.
Disable these tests on CrOS to allow CQ to continue.

Flakiness dashboard:
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#testType=...

TBR=yoshiki@chromium.org
BUG=560329
==========

[alancutter (OOO until 2018), 2015-11-24 06:45:00]

alancutter@chromium.org changed reviewers:
+ yoshiki@chromium.org

[alancutter (OOO until 2018), 2015-11-24 06:46:10]

The CQ bit was checked by alancutter@chromium.org

[commit-bot: I haz the power, 2015-11-24 06:47:28]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1467183004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1467183004/1

[commit-bot: I haz the power, 2015-11-24 07:10:42]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-24 07:11:31]

Patchset 1 (id:??) landed as
https://crrev.com/ab9dcab13381beadb29af1a30bb97cd2e099a1ac
Cr-Commit-Position: refs/heads/master@{#361267}