Remove rest_parameter_ cache on DeclarationScope

Remove rest_parameter_ cache on DeclarationScope

We anyway have its index in params_, so just always access through params_.

BUG=v8:5209
Committed: https://crrev.com/9f4c8b745a85eed40d24e856fc1995efe6f441b0
Cr-Commit-Position: refs/heads/master@{#38836}

[Toon Verwaest, 2016-08-23 14:07:23]

verwaest@chromium.org changed reviewers:
+ neis@chromium.org

[Toon Verwaest, 2016-08-23 14:07:23]

ptal

[neis, 2016-08-23 14:21:18]

On 2016/08/23 14:07:23, Toon Verwaest wrote:
> ptal

lgtm. may want to replace the index by a boolean has_rest in the future.

[Toon Verwaest, 2016-08-23 14:21:42]

The CQ bit was checked by verwaest@chromium.org

[commit-bot: I haz the power, 2016-08-23 14:21:54]

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, 2016-08-23 14:44:39]

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

[commit-bot: I haz the power, 2016-08-23 14:44:40]

Try jobs failed on following builders:
  v8_linux64_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_rel_ng/builds/11436)
  v8_linux64_rel_ng_triggered on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_rel_ng_triggered...)

[Toon Verwaest, 2016-08-23 14:57:23]

The CQ bit was checked by verwaest@chromium.org

[Toon Verwaest, 2016-08-23 14:57:24]

The patchset sent to the CQ was uploaded after l-g-t-m from neis@chromium.org
Link to the patchset: https://codereview.chromium.org/2275573002/#ps20001
(title: "Could be we shouldn't allocate")

[commit-bot: I haz the power, 2016-08-23 14:57:30]

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, 2016-08-23 15:28:11]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-08-23 15:28:26]

Description was changed from

==========
Remove rest_parameter_ cache on DeclarationScope

We anyway have its index in params_, so just always access through params_.

BUG=v8:5209
==========

to

==========
Remove rest_parameter_ cache on DeclarationScope

We anyway have its index in params_, so just always access through params_.

BUG=v8:5209

Committed: https://crrev.com/9f4c8b745a85eed40d24e856fc1995efe6f441b0
Cr-Commit-Position: refs/heads/master@{#38836}
==========

[commit-bot: I haz the power, 2016-08-23 15:28:27]

Patchset 2 (id:??) landed as
https://crrev.com/9f4c8b745a85eed40d24e856fc1995efe6f441b0
Cr-Commit-Position: refs/heads/master@{#38836}