[stubs] ApiCallbackDescriptor cleanup - make it independent on the number of JS parameters.

[stubs] ApiCallbackDescriptor cleanup - make it independent on the number of JS parameters.

This cleanup is necessary to make HCallWithDescriptor support passing arguments on the stack.

BUG=v8:5407
Committed: https://crrev.com/12d4dc32220aa1ed9593015a0b362376dd6eb50f
Cr-Commit-Position: refs/heads/master@{#39590}

[Igor Sheludko, 2016-09-21 10:30:18]

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

[commit-bot: I haz the power, 2016-09-21 10:30:24]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[Igor Sheludko, 2016-09-21 10:30:29]

ishell@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Igor Sheludko, 2016-09-21 10:30:30]

PTAL

[Benedikt Meurer, 2016-09-21 10:40:11]

lgtm

[commit-bot: I haz the power, 2016-09-21 11:03:49]

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

[commit-bot: I haz the power, 2016-09-21 11:03:50]

Dry run: This issue passed the CQ dry run.

[Igor Sheludko, 2016-09-21 11:04:39]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2016-09-21 11:04:50]

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, 2016-09-21 11:08:29]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-09-21 11:08:52]

Description was changed from

==========
[stubs] ApiCallbackDescriptor cleanup - make it independent on the number of JS
parameters.

This cleanup is necessary to make HCallWithDescriptor support passing arguments
on the stack.

BUG=v8:5407
==========

to

==========
[stubs] ApiCallbackDescriptor cleanup - make it independent on the number of JS
parameters.

This cleanup is necessary to make HCallWithDescriptor support passing arguments
on the stack.

BUG=v8:5407

Committed: https://crrev.com/12d4dc32220aa1ed9593015a0b362376dd6eb50f
Cr-Commit-Position: refs/heads/master@{#39590}
==========

[commit-bot: I haz the power, 2016-09-21 11:08:53]

Patchset 1 (id:??) landed as
https://crrev.com/12d4dc32220aa1ed9593015a0b362376dd6eb50f
Cr-Commit-Position: refs/heads/master@{#39590}