Revert of [scheduler] Move task alignment into WakeUpBudgetPool.

Revert of [scheduler] Move task alignment into WakeUpBudgetPool. (patchset #5 id:80001 of https://codereview.chromium.org/2896603002/ )

Reason for revert:
Regresses sizes on https://build.chromium.org/p/chromium/buildstatus?builder=Linux%20x64&number=40173 (due to include of iostream)

Original issue's description:
> [scheduler] Move task alignment into WakeUpBudgetPool.
> 
> This fixes the regression where real-world throttling regressed to
> two-seconds task alignment instead of one-second alignment.
> This patch also improves test coverage for background throttling.
> 
> BUG=722410
> 
> Review-Url: https://codereview.chromium.org/2896603002
> Cr-Commit-Position: refs/heads/master@{#473609}
> Committed: https://chromium.googlesource.com/chromium/src/+/188fc72030f13187af5cff7e9802f3abebdea017

TBR=skyostil@chromium.org,alexclarke@chromium.org,altimin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=722410
Review-Url: https://codereview.chromium.org/2893363002
Cr-Commit-Position: refs/heads/master@{#473615}
Committed: https://chromium.googlesource.com/chromium/src/+/8e701ae2e5e345d6938c566dc4b9d6ac7c397b20

[Marijn Kruisselbrink, 2017-05-22 17:49:54]

The CQ bit was checked by mek@chromium.org

[Marijn Kruisselbrink, 2017-05-22 17:49:54]

Created Revert of [scheduler] Move task alignment into WakeUpBudgetPool.

[commit-bot: I haz the power, 2017-05-22 17:50:26]

CQ is trying da patch.

Follow status at:
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2017-05-22 17:50:56]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1495475394135870, "parent_rev":
"ef06a6f4d0434cbc277103b953ed33b12d0d0261", "commit_rev":
"8e701ae2e5e345d6938c566dc4b9d6ac7c397b20"}

[commit-bot: I haz the power, 2017-05-22 17:51:10]

Description was changed from

==========
Revert of [scheduler] Move task alignment into WakeUpBudgetPool. (patchset #5
id:80001 of https://codereview.chromium.org/2896603002/ )

Reason for revert:
Regresses sizes on
https://build.chromium.org/p/chromium/buildstatus?builder=Linux%20x64&number=...
(due to include of iostream)

Original issue's description:
> [scheduler] Move task alignment into WakeUpBudgetPool.
> 
> This fixes the regression where real-world throttling regressed to
> two-seconds task alignment instead of one-second alignment.
> This patch also improves test coverage for background throttling.
> 
> BUG=722410
> 
> Review-Url: https://codereview.chromium.org/2896603002
> Cr-Commit-Position: refs/heads/master@{#473609}
> Committed:
https://chromium.googlesource.com/chromium/src/+/188fc72030f13187af5cff7e9802...

TBR=skyostil@chromium.org,alexclarke@chromium.org,altimin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=722410
==========

to

==========
Revert of [scheduler] Move task alignment into WakeUpBudgetPool. (patchset #5
id:80001 of https://codereview.chromium.org/2896603002/ )

Reason for revert:
Regresses sizes on
https://build.chromium.org/p/chromium/buildstatus?builder=Linux%20x64&number=...
(due to include of iostream)

Original issue's description:
> [scheduler] Move task alignment into WakeUpBudgetPool.
> 
> This fixes the regression where real-world throttling regressed to
> two-seconds task alignment instead of one-second alignment.
> This patch also improves test coverage for background throttling.
> 
> BUG=722410
> 
> Review-Url: https://codereview.chromium.org/2896603002
> Cr-Commit-Position: refs/heads/master@{#473609}
> Committed:
https://chromium.googlesource.com/chromium/src/+/188fc72030f13187af5cff7e9802...

TBR=skyostil@chromium.org,alexclarke@chromium.org,altimin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=722410

Review-Url: https://codereview.chromium.org/2893363002
Cr-Commit-Position: refs/heads/master@{#473615}
Committed:
https://chromium.googlesource.com/chromium/src/+/8e701ae2e5e345d6938c566dc4b9...
==========

[commit-bot: I haz the power, 2017-05-22 17:51:11]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/chromium/src/+/8e701ae2e5e345d6938c566dc4b9...