[DownloadNotification Test] Use temporary download directory

[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download directory won't be full with downloaded files and the flakiness on trybots should be fixed.

And this patch also re-enable the tests except SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted (crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure. But this failure is caused by an other reason. I'll fix it and re-enable separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org

Committed: https://crrev.com/6adbf2e61e7a6a3dae0c72d5dcf946a6535c13df
Cr-Commit-Position: refs/heads/master@{#362906}

[yoshiki, 2015-12-03 04:15:24]

Description was changed from

==========
wip

BUG=
==========

to

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

SimultaneousIncognitoAndNormalDownloads is still failed due to other reason.
I'll fix it and re-enable separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

[yoshiki, 2015-12-03 04:16:14]

The CQ bit was checked by yoshiki@chromium.org

[commit-bot: I haz the power, 2015-12-03 04:17:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1490233006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1490233006/1

[yoshiki, 2015-12-03 04:18:39]

Description was changed from

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

SimultaneousIncognitoAndNormalDownloads is still failed due to other reason.
I'll fix it and re-enable separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

to

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted
(crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure.
But this failure is caused by an other reason. I'll fix it and re-enable
separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

[yoshiki, 2015-12-03 04:18:48]

The CQ bit was unchecked by yoshiki@chromium.org

[yoshiki, 2015-12-03 04:18:53]

The CQ bit was checked by yoshiki@chromium.org

[commit-bot: I haz the power, 2015-12-03 04:19:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1490233006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1490233006/1

[commit-bot: I haz the power, 2015-12-03 04:40:43]

Description was changed from

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted
(crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure.
But this failure is caused by an other reason. I'll fix it and re-enable
separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

to

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted
(crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure.
But this failure is caused by an other reason. I'll fix it and re-enable
separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

[commit-bot: I haz the power, 2015-12-03 04:40:43]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-12-03 04:41:29]

Description was changed from

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted
(crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure.
But this failure is caused by an other reason. I'll fix it and re-enable
separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org
==========

to

==========
[DownloadNotification Test] Use temporary download directory

This patch has the tests use a temporary download directory so that the download
directory won't be full with downloaded files and the flakiness on trybots
should be fixed.

And this patch also re-enable the tests except
SimultaneousIncognitoAndNormalDownloads, which was flakiness due to downloaded
files in the download directory.

This fix had been committed once (crrev.com/f01a43dd6f) but reverted
(crrev.com/c96cd8bc15) due to SimultaneousIncognitoAndNormalDownloads failure.
But this failure is caused by an other reason. I'll fix it and re-enable
separately.

BUG=560329
TEST=browser_tests pass both on trybots and locally
TBR=asanka@chromium.org, tapted@chromium.org

Committed: https://crrev.com/6adbf2e61e7a6a3dae0c72d5dcf946a6535c13df
Cr-Commit-Position: refs/heads/master@{#362906}
==========

[commit-bot: I haz the power, 2015-12-03 04:41:30]

Patchset 1 (id:??) landed as
https://crrev.com/6adbf2e61e7a6a3dae0c72d5dcf946a6535c13df
Cr-Commit-Position: refs/heads/master@{#362906}