Revert of Restore per-TypedArray-class length accessors as a perf workaround

Revert of Restore per-TypedArray-class length accessors as a perf workaround (patchset #2 id:20001 of https://codereview.chromium.org/1624383003/ )

Reason for revert:
This patch actually seemed to cause a further GameBoy regression! Reverting it seems to address the regression.

Original issue's description:
> Restore per-TypedArray-class length accessors as a perf workaround
>
> This patch is a workaround to the performance regression caused by
> implementing the ES2015 TypedArray prototype chain: Include a
> per-TypedArray-subclass length getter so that the superclass getter does
> not become polymorphic. The patch appears to fix a regression in the
> Gameboy Octane benchmark.
>
> BUG=chromium:579905
> R=adamk
> LOG=Y
>
> Committed: https://crrev.com/03ce7711e474a0ef74f723b30ae1527c89dec010
> Cr-Commit-Position: refs/heads/master@{#33501}

R=adamk@chromium.org
BUG=chromium:579905, chromium:593634
LOG=Y

Committed: https://crrev.com/0d2e28cb240fa3e7b2855f3b29278dee8688377d
Cr-Commit-Position: refs/heads/master@{#34906}

[Dan Ehrenberg, 2016-03-18 18:03:47]

Created Revert of Restore per-TypedArray-class length accessors as a perf
workaround

[Dan Ehrenberg, 2016-03-18 18:04:28]

Description was changed from

==========
Revert of Restore per-TypedArray-class length accessors as a perf workaround
(patchset #2 id:20001 of https://codereview.chromium.org/1624383003/ )

Reason for revert:
This patch actually seemed to cause a further GameBoy regression! Reverting it
seems to address the regression.

BUG=chromium:593634

Original issue's description:
> Restore per-TypedArray-class length accessors as a perf workaround
> 
> This patch is a workaround to the performance regression caused by
> implementing the ES2015 TypedArray prototype chain: Include a
> per-TypedArray-subclass length getter so that the superclass getter does
> not become polymorphic. The patch appears to fix a regression in the
> Gameboy Octane benchmark.
> 
> BUG=chromium:579905
> R=adamk
> LOG=Y
> 
> Committed: https://crrev.com/03ce7711e474a0ef74f723b30ae1527c89dec010
> Cr-Commit-Position: refs/heads/master@{#33501}

TBR=adamk@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:579905
==========

to

==========
Revert of Restore per-TypedArray-class length accessors as a perf workaround
(patchset #2 id:20001 of https://codereview.chromium.org/1624383003/ )

Reason for revert:
This patch actually seemed to cause a further GameBoy regression! Reverting it
seems to address the regression.

Original issue's description:
> Restore per-TypedArray-class length accessors as a perf workaround
> 
> This patch is a workaround to the performance regression caused by
> implementing the ES2015 TypedArray prototype chain: Include a
> per-TypedArray-subclass length getter so that the superclass getter does
> not become polymorphic. The patch appears to fix a regression in the
> Gameboy Octane benchmark.
> 
> BUG=chromium:579905
> R=adamk
> LOG=Y
> 
> Committed: https://crrev.com/03ce7711e474a0ef74f723b30ae1527c89dec010
> Cr-Commit-Position: refs/heads/master@{#33501}

R=adamk@chromium.org
BUG=chromium:579905,chromium:593634
LOG=Y
==========

[Dan Ehrenberg, 2016-03-18 18:04:41]

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

[commit-bot: I haz the power, 2016-03-18 18:04:46]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1812143004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1812143004/1

[adamk, 2016-03-18 18:26:12]

lgtm

[Dan Ehrenberg, 2016-03-18 18:27:19]

The CQ bit was unchecked by littledan@chromium.org

[Dan Ehrenberg, 2016-03-18 18:27:23]

The CQ bit was checked by littledan@chromium.org

[commit-bot: I haz the power, 2016-03-18 18:27:26]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1812143004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1812143004/1

[commit-bot: I haz the power, 2016-03-18 18:29:08]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-18 18:29:41]

Description was changed from

==========
Revert of Restore per-TypedArray-class length accessors as a perf workaround
(patchset #2 id:20001 of https://codereview.chromium.org/1624383003/ )

Reason for revert:
This patch actually seemed to cause a further GameBoy regression! Reverting it
seems to address the regression.

Original issue's description:
> Restore per-TypedArray-class length accessors as a perf workaround
> 
> This patch is a workaround to the performance regression caused by
> implementing the ES2015 TypedArray prototype chain: Include a
> per-TypedArray-subclass length getter so that the superclass getter does
> not become polymorphic. The patch appears to fix a regression in the
> Gameboy Octane benchmark.
> 
> BUG=chromium:579905
> R=adamk
> LOG=Y
> 
> Committed: https://crrev.com/03ce7711e474a0ef74f723b30ae1527c89dec010
> Cr-Commit-Position: refs/heads/master@{#33501}

R=adamk@chromium.org
BUG=chromium:579905,chromium:593634
LOG=Y
==========

to

==========
Revert of Restore per-TypedArray-class length accessors as a perf workaround
(patchset #2 id:20001 of https://codereview.chromium.org/1624383003/ )

Reason for revert:
This patch actually seemed to cause a further GameBoy regression! Reverting it
seems to address the regression.

Original issue's description:
> Restore per-TypedArray-class length accessors as a perf workaround
>
> This patch is a workaround to the performance regression caused by
> implementing the ES2015 TypedArray prototype chain: Include a
> per-TypedArray-subclass length getter so that the superclass getter does
> not become polymorphic. The patch appears to fix a regression in the
> Gameboy Octane benchmark.
>
> BUG=chromium:579905
> R=adamk
> LOG=Y
>
> Committed: https://crrev.com/03ce7711e474a0ef74f723b30ae1527c89dec010
> Cr-Commit-Position: refs/heads/master@{#33501}

R=adamk@chromium.org
BUG=chromium:579905,chromium:593634
LOG=Y

Committed: https://crrev.com/0d2e28cb240fa3e7b2855f3b29278dee8688377d
Cr-Commit-Position: refs/heads/master@{#34906}
==========

[commit-bot: I haz the power, 2016-03-18 18:29:42]

Patchset 1 (id:??) landed as
https://crrev.com/0d2e28cb240fa3e7b2855f3b29278dee8688377d
Cr-Commit-Position: refs/heads/master@{#34906}