[turbofan] Add support for special JSArrayBufferView accessors.

[turbofan] Add support for special JSArrayBufferView accessors.

Lower access to byteOffset and byteLength getters on JSArrayBufferViews
and to length on JSTypedArrays. This requires a check to see whether the
backing JSArrayBuffer was neutered.

R=mstarzinger@chromium.org
BUG=v8:4470
LOG=n

Committed: https://crrev.com/3e328bf254004833f32ba889837ce10889b8ac3a
Cr-Commit-Position: refs/heads/master@{#32070}

[Benedikt Meurer, 2015-11-17 15:24:33]

Hey Michi,

Extending the support for "special JSObject in-object properties" to also cover
the JSArrayBufferView accessors.
Please take a look.

Thanks,
Benedikt

[Benedikt Meurer, 2015-11-17 15:56:52]

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

[commit-bot: I haz the power, 2015-11-17 15:56:58]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1453653003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1453653003/1

[commit-bot: I haz the power, 2015-11-17 15:59:30]

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

[commit-bot: I haz the power, 2015-11-17 15:59:30]

Dry run: This issue passed the CQ dry run.

[Jarin, 2015-11-18 06:30:31]

jarin@chromium.org changed reviewers:
+ jarin@chromium.org

[Jarin, 2015-11-18 06:30:31]

lgtm

[Benedikt Meurer, 2015-11-18 06:30:47]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2015-11-18 06:30:53]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1453653003/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1453653003/1

[commit-bot: I haz the power, 2015-11-18 06:32:40]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-18 06:33:18]

Patchset 1 (id:??) landed as
https://crrev.com/3e328bf254004833f32ba889837ce10889b8ac3a
Cr-Commit-Position: refs/heads/master@{#32070}