[turbofan] Use new CodeAssembler::GetJSContextParameter.

[turbofan] Use new CodeAssembler::GetJSContextParameter.

This uses the aforementioned helper within the {FastAccessorAssembler}.
It was made available as a helper function now that several users create
code objects following {kCallJSFunction} linkage via the {CodeAssembler}.

R=vogelheim@chromium.org

Review-Url: https://codereview.chromium.org/2644033003
Cr-Commit-Position: refs/heads/master@{#42516}
Committed: https://chromium.googlesource.com/v8/v8/+/f604724448cce9994da73cf358e45be3200c07c1

[Michael Starzinger, 2017-01-19 15:55:44]

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

[commit-bot: I haz the power, 2017-01-19 15:55:47]

Dry run: 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, 2017-01-19 16:30:58]

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

[commit-bot: I haz the power, 2017-01-19 16:30:59]

Dry run: This issue passed the CQ dry run.

[vogelheim, 2017-01-19 16:34:39]

lgtm - Thanks!

[Michael Starzinger, 2017-01-19 16:35:18]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2017-01-19 16:35:26]

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, 2017-01-19 17:11:12]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1484843718307010, "parent_rev":
"0d4fc4c3b7bc25fdf90327f2dec2a6080e63160e", "commit_rev":
"f604724448cce9994da73cf358e45be3200c07c1"}

[commit-bot: I haz the power, 2017-01-19 17:11:18]

Description was changed from

==========
[turbofan] Use new CodeAssembler::GetJSContextParameter.

This uses the aforementioned helper within the {FastAccessorAssembler}.
It was made available as a helper function now that several users create
code objects following {kCallJSFunction} linkage via the {CodeAssembler}.

R=vogelheim@chromium.org
==========

to

==========
[turbofan] Use new CodeAssembler::GetJSContextParameter.

This uses the aforementioned helper within the {FastAccessorAssembler}.
It was made available as a helper function now that several users create
code objects following {kCallJSFunction} linkage via the {CodeAssembler}.

R=vogelheim@chromium.org

Review-Url: https://codereview.chromium.org/2644033003
Cr-Commit-Position: refs/heads/master@{#42516}
Committed:
https://chromium.googlesource.com/v8/v8/+/f604724448cce9994da73cf358e45be3200...
==========

[commit-bot: I haz the power, 2017-01-19 17:11:19]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/f604724448cce9994da73cf358e45be3200...