[turbofan] Remove unused PlainPrimitiveToNumber operator.

[turbofan] Remove unused PlainPrimitiveToNumber operator.

At some point we thought about using this instead of JSToNumber, but now
there doesn't seem to be any reason for this anymore.

R=jarin@chromium.org

Committed: https://crrev.com/5b99eec34289cbc2c363a534fed278d8790e4693
Cr-Commit-Position: refs/heads/master@{#35469}

[Jarin, 2016-04-14 07:14:49]

lgtm

[Benedikt Meurer, 2016-04-14 07:15:29]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-04-14 07:15:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1890763002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1890763002/1

[commit-bot: I haz the power, 2016-04-14 07:41:08]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-14 07:42:27]

Description was changed from

==========
[turbofan] Remove unused PlainPrimitiveToNumber operator.

At some point we thought about using this instead of JSToNumber, but now
there doesn't seem to be any reason for this anymore.

R=jarin@chromium.org
==========

to

==========
[turbofan] Remove unused PlainPrimitiveToNumber operator.

At some point we thought about using this instead of JSToNumber, but now
there doesn't seem to be any reason for this anymore.

R=jarin@chromium.org

Committed: https://crrev.com/5b99eec34289cbc2c363a534fed278d8790e4693
Cr-Commit-Position: refs/heads/master@{#35469}
==========

[commit-bot: I haz the power, 2016-04-14 07:42:28]

Patchset 1 (id:??) landed as
https://crrev.com/5b99eec34289cbc2c363a534fed278d8790e4693
Cr-Commit-Position: refs/heads/master@{#35469}