[turbofan] Assign appropriate types to some Date builtins.

[turbofan] Assign appropriate types to some Date builtins.

Infer exact types for the various Date getter builtins, and also inline
the Date.prototype.getTime() builtin, which just returns the Date value
and thus doesn't need to check the cache stamp.

R=epertoso@chromium.org

Committed: https://crrev.com/529f4c87e26f5fdbcc73159013a40300710fa1a1
Cr-Commit-Position: refs/heads/master@{#38973}

[Benedikt Meurer, 2016-08-29 10:29:12]

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

[commit-bot: I haz the power, 2016-08-29 10:29:24]

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

[epertoso, 2016-08-29 10:37:21]

lgtm

[Benedikt Meurer, 2016-08-29 10:45:16]

The CQ bit was unchecked by bmeurer@chromium.org

[Benedikt Meurer, 2016-08-29 10:45:20]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-08-29 10:45:30]

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, 2016-08-29 10:53:34]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-08-29 10:54:01]

Description was changed from

==========
[turbofan] Assign appropriate types to some Date builtins.

Infer exact types for the various Date getter builtins, and also inline
the Date.prototype.getTime() builtin, which just returns the Date value
and thus doesn't need to check the cache stamp.

R=epertoso@chromium.org
==========

to

==========
[turbofan] Assign appropriate types to some Date builtins.

Infer exact types for the various Date getter builtins, and also inline
the Date.prototype.getTime() builtin, which just returns the Date value
and thus doesn't need to check the cache stamp.

R=epertoso@chromium.org

Committed: https://crrev.com/529f4c87e26f5fdbcc73159013a40300710fa1a1
Cr-Commit-Position: refs/heads/master@{#38973}
==========

[commit-bot: I haz the power, 2016-08-29 10:54:01]

Patchset 1 (id:??) landed as
https://crrev.com/529f4c87e26f5fdbcc73159013a40300710fa1a1
Cr-Commit-Position: refs/heads/master@{#38973}