Reduce allowance in the first code page at start up.

Reduce allowance in the first code page at start up.

This has become possible since we moved a few experimental
Javascript features to default.

R=hpayer@chromium.org
BUG=chromium:506044
LOG=N

Committed: https://crrev.com/c9ed8f9751af1eda98c61a625c5a6740c6bce43b
Cr-Commit-Position: refs/heads/master@{#29916}

[Yang, 2015-07-29 14:51:28]

The CQ bit was checked by yangguo@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-07-29 14:51:46]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1262833002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1262833002/1

[Hannes Payer (out of office), 2015-07-29 15:01:57]

On 2015/07/29 14:51:46, commit-bot: I haz the power wrote:
> Dry run: CQ is trying da patch. Follow status at
>  https://chromium-cq-status.appspot.com/patch-status/1262833002/1
> View timeline at
>  https://chromium-cq-status.appspot.com/patch-timeline/1262833002/1

Lgtm

[commit-bot: I haz the power, 2015-07-30 08:16:08]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-07-30 08:16:09]

Dry run: This issue passed the CQ dry run.

[Yang, 2015-07-30 08:43:27]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2015-07-30 08:43:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1262833002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1262833002/1

[commit-bot: I haz the power, 2015-07-30 09:11:11]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-07-30 09:11:37]

Patchset 1 (id:??) landed as
https://crrev.com/c9ed8f9751af1eda98c61a625c5a6740c6bce43b
Cr-Commit-Position: refs/heads/master@{#29916}