Revert of Revert of Turn on job based recompilation

Revert of Revert of Turn on job based recompilation (patchset #1 id:1 of https://codereview.chromium.org/937263004/)

Reason for revert:
reland

Original issue's description:
> Revert of Turn on job based recompilation (patchset #1 id:1 of https://codereview.chromium.org/935243003/)
>
> Reason for revert:
> waterfall disagrees
>
> Original issue's description:
> > Turn on job based recompilation
> >
> > BUG=v8:3608
> > R=yangguo@chromium.org
> > LOG=y
> >
> > Committed: https://crrev.com/4ae82f64b09cdc0182cee3a5cc619a9117ac5fbc
> > Cr-Commit-Position: refs/heads/master@{#26826}
>
> TBR=yangguo@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:3608
>
> Committed: https://crrev.com/35cc692aecdea54fb07479b8d7b71059851e07e8
> Cr-Commit-Position: refs/heads/master@{#26827}

TBR=yangguo@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3608
Committed: https://crrev.com/3735a0851a9e2726f8b50a46a3bc770992328264
Cr-Commit-Position: refs/heads/master@{#26829}

[jochen (gone - plz use gerrit), 2015-02-24 16:36:07]

Created Revert of Revert of Turn on job based recompilation

[commit-bot: I haz the power, 2015-02-24 16:37:11]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/955723002/1

[commit-bot: I haz the power, 2015-02-24 16:37:25]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-24 16:37:43]

Patchset 1 (id:??) landed as
https://crrev.com/3735a0851a9e2726f8b50a46a3bc770992328264
Cr-Commit-Position: refs/heads/master@{#26829}

[rmcilroy, 2015-03-06 18:23:19]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/984463003/ by rmcilroy@chromium.org.

The reason for reverting is: Breaks Octane on Arm64 running on Chrome.

BUG=464538.