Revert of Turn on job-based recompilation

Revert of Turn on job-based recompilation (patchset #2 id:20001 of https://codereview.chromium.org/832183004/)

Reason for revert:
revert

Original issue's description:
> Turn on job-based recompilation
>
> BUG=v8:3608
> LOG=y
> R=yangguo@chromium.org
>
> Committed: https://crrev.com/715552409b4a08504301cf1ad4cb2e45a815f01b
> Cr-Commit-Position: refs/heads/master@{#25972}

TBR=yangguo@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=v8:3608
Committed: https://crrev.com/28a5a4865183769cbed9d42ad3fdc1b1d8bae3a3
Cr-Commit-Position: refs/heads/master@{#25975}

[jochen (gone - plz use gerrit), 2015-01-07 14:14:32]

Created Revert of Turn on job-based recompilation

[commit-bot: I haz the power, 2015-01-07 14:15:17]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/791033007/1

[commit-bot: I haz the power, 2015-01-07 14:15:31]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-01-07 14:15:52]

Patchset 1 (id:??) landed as
https://crrev.com/28a5a4865183769cbed9d42ad3fdc1b1d8bae3a3
Cr-Commit-Position: refs/heads/master@{#25975}

[Yang, 2015-01-07 14:18:51]

On 2015/01/07 14:15:52, I haz the power (commit-bot) wrote:
> Patchset 1 (id:??) landed as
> https://crrev.com/28a5a4865183769cbed9d42ad3fdc1b1d8bae3a3
> Cr-Commit-Position: refs/heads/master@{#25975}

Lgtm

[jochen (gone - plz use gerrit), 2015-01-08 13:15:41]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/840023002/ by jochen@chromium.org.

The reason for reverting is: attempt reland after landing a fix.