Reland of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.

Reland of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex. (patchset #2 id:170001 of https://codereview.chromium.org/2113593002/ )

Reason for revert:
WebGL tests have been updated and rolled (at https://codereview.chromium.org/2227023002), so this should no longer fail outdated tests.

Original issue's description:
> Revert of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex. (patchset #8 id:140001 of https://codereview.chromium.org/2090353003/ )
>
> Reason for revert:
> Speculative revert to unblock roll: https://codereview.chromium.org/2107223003/
>
> Original issue's description:
> > Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
> >
> > The spec was modified to relax some requirements which implementors had not been
> > enforcing. Part of this process involved introducing a new abstract operation
> > ToIndex, which had partial overlap with our existing semantics as well as some
> > differences (most notably treating undefined as 0). Test262 tests were introduced to
> > check for the new semantics, some of which we were failing. This patch amends the
> > parts of our implementation corresponding to specification algorithms which use
> > ToIndex to follow its semantics precisely.
> >
> > BUG=v8:4784, v8:5120
> >
> > Committed: https://crrev.com/09720349ea058d178521ec58d0a5676443a5a132
> > Cr-Commit-Position: refs/heads/master@{#37406}
>
> TBR=littledan@chromium.org,adamk@chromium.org,bakkot@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:4784, v8:5120
>
> Committed: https://crrev.com/b1f7f1f4e41a723d5f997738a07e35a031713b8f
> Cr-Commit-Position: refs/heads/master@{#37417}

TBR=littledan@chromium.org,adamk@chromium.org,hablich@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=v8:4784, v8:5120
Committed: https://crrev.com/a3c13435aa822041b1fac25baf0e63c56185e4a1
Cr-Commit-Position: refs/heads/master@{#38689}

[bakkot, 2016-08-16 17:20:07]

Created Reland of Amend DataView, ArrayBuffer, and TypedArray methods to use
ToIndex.

[bakkot, 2016-08-16 17:20:34]

The CQ bit was checked by bakkot@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-16 17:20:41]

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, 2016-08-16 17:21:51]

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

[commit-bot: I haz the power, 2016-08-16 17:21:52]

Dry run: Try jobs failed on following builders:
  v8_linux64_avx2_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_avx2_rel_ng/buil...)
  v8_linux_mipsel_compile_rel on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_mipsel_compile_rel...)
  v8_linux_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_rel_ng/builds/10966)
  v8_mac_rel_ng on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel_ng/builds/7049)

[bakkot, 2016-08-16 18:45:35]

The CQ bit was checked by bakkot@google.com to run a CQ dry run

[commit-bot: I haz the power, 2016-08-16 18:45:42]

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, 2016-08-16 19:12:22]

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

[commit-bot: I haz the power, 2016-08-16 19:12:23]

Dry run: This issue passed the CQ dry run.

[bakkot, 2016-08-16 19:22:24]

PTAL. I've patched this into Chromium and run the previously failing test
to confirm that they no longer fail after the WebGL test roll.

[Dan Ehrenberg, 2016-08-17 17:25:27]

lgtm

[bakkot, 2016-08-17 17:36:31]

The CQ bit was checked by bakkot@google.com

[commit-bot: I haz the power, 2016-08-17 17:36:38]

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, 2016-08-17 17:38:41]

Committed patchset #3 (id:190001)

[commit-bot: I haz the power, 2016-08-17 17:39:04]

Description was changed from

==========
Reland of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
(patchset #2 id:170001 of https://codereview.chromium.org/2113593002/ )

Reason for revert:
WebGL tests have been updated and rolled (at
https://codereview.chromium.org/2227023002), so this should no longer fail
outdated tests.

Original issue's description:
> Revert of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
(patchset #8 id:140001 of https://codereview.chromium.org/2090353003/ )
> 
> Reason for revert:
> Speculative revert to unblock roll:
https://codereview.chromium.org/2107223003/
> 
> Original issue's description:
> > Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
> >
> > The spec was modified to relax some requirements which implementors had not
been
> > enforcing. Part of this process involved introducing a new abstract
operation
> > ToIndex, which had partial overlap with our existing semantics as well as
some
> > differences (most notably treating undefined as 0). Test262 tests were
introduced to
> > check for the new semantics, some of which we were failing. This patch
amends the
> > parts of our implementation corresponding to specification algorithms which
use
> > ToIndex to follow its semantics precisely.
> >
> > BUG=v8:4784,v8:5120
> >
> > Committed: https://crrev.com/09720349ea058d178521ec58d0a5676443a5a132
> > Cr-Commit-Position: refs/heads/master@{#37406}
> 
> TBR=littledan@chromium.org,adamk@chromium.org,bakkot@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:4784,v8:5120
> 
> Committed: https://crrev.com/b1f7f1f4e41a723d5f997738a07e35a031713b8f
> Cr-Commit-Position: refs/heads/master@{#37417}

TBR=littledan@chromium.org,adamk@chromium.org,hablich@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=v8:4784,v8:5120
==========

to

==========
Reland of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
(patchset #2 id:170001 of https://codereview.chromium.org/2113593002/ )

Reason for revert:
WebGL tests have been updated and rolled (at
https://codereview.chromium.org/2227023002), so this should no longer fail
outdated tests.

Original issue's description:
> Revert of Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
(patchset #8 id:140001 of https://codereview.chromium.org/2090353003/ )
>
> Reason for revert:
> Speculative revert to unblock roll:
https://codereview.chromium.org/2107223003/
>
> Original issue's description:
> > Amend DataView, ArrayBuffer, and TypedArray methods to use ToIndex.
> >
> > The spec was modified to relax some requirements which implementors had not
been
> > enforcing. Part of this process involved introducing a new abstract
operation
> > ToIndex, which had partial overlap with our existing semantics as well as
some
> > differences (most notably treating undefined as 0). Test262 tests were
introduced to
> > check for the new semantics, some of which we were failing. This patch
amends the
> > parts of our implementation corresponding to specification algorithms which
use
> > ToIndex to follow its semantics precisely.
> >
> > BUG=v8:4784,v8:5120
> >
> > Committed: https://crrev.com/09720349ea058d178521ec58d0a5676443a5a132
> > Cr-Commit-Position: refs/heads/master@{#37406}
>
> TBR=littledan@chromium.org,adamk@chromium.org,bakkot@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=v8:4784,v8:5120
>
> Committed: https://crrev.com/b1f7f1f4e41a723d5f997738a07e35a031713b8f
> Cr-Commit-Position: refs/heads/master@{#37417}

TBR=littledan@chromium.org,adamk@chromium.org,hablich@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=v8:4784,v8:5120

Committed: https://crrev.com/a3c13435aa822041b1fac25baf0e63c56185e4a1
Cr-Commit-Position: refs/heads/master@{#38689}
==========

[commit-bot: I haz the power, 2016-08-17 17:39:05]

Patchset 3 (id:??) landed as
https://crrev.com/a3c13435aa822041b1fac25baf0e63c56185e4a1
Cr-Commit-Position: refs/heads/master@{#38689}