Revert of [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to TurboFan.

Revert of [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to TurboFan. (patchset #3 id:40001 of https://codereview.chromium.org/1868963002/ )

Reason for revert:
Please rebaseline:
https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/builds/5992

Original issue's description:
> [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to TurboFan.
>
> Make these builtins fast by default w/o relying on the
> %_StringCharCodeAt and %_StringCharAt intrinsics, which we cannot deal
> with well in TurboFan (and ignition).
>
> CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_nosnap_dbg
> R=epertoso@chromium.org
>
> Committed: https://crrev.com/43d3331d87f68ea7efa1b58f559f33f60e5dacfb
> Cr-Commit-Position: refs/heads/master@{#35350}
>
> Committed: https://crrev.com/253a16f690ab593a95249c34ded9df477ad9a54c
> Cr-Commit-Position: refs/heads/master@{#35402}

TBR=epertoso@chromium.org,bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/e9b3e4ab9dea8041425c9aac4736e8e1b0231ab5
Cr-Commit-Position: refs/heads/master@{#35410}

[Michael Achenbach, 2016-04-12 09:43:43]

Created Revert of [builtins] Migrate String.prototype.charCodeAt and
String.prototype.charAt to TurboFan.

[commit-bot: I haz the power, 2016-04-12 09:43:47]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1877263002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1877263002/1

[commit-bot: I haz the power, 2016-04-12 09:43:58]

Description was changed from

==========
Revert of [builtins] Migrate String.prototype.charCodeAt and
String.prototype.charAt to TurboFan. (patchset #3 id:40001 of
https://codereview.chromium.org/1868963002/ )

Reason for revert:
Please rebaseline:
https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/bui...

Original issue's description:
> [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to
TurboFan.
> 
> Make these builtins fast by default w/o relying on the
> %_StringCharCodeAt and %_StringCharAt intrinsics, which we cannot deal
> with well in TurboFan (and ignition).
> 
> CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_nosnap_dbg
> R=epertoso@chromium.org
> 
> Committed: https://crrev.com/43d3331d87f68ea7efa1b58f559f33f60e5dacfb
> Cr-Commit-Position: refs/heads/master@{#35350}
> 
> Committed: https://crrev.com/253a16f690ab593a95249c34ded9df477ad9a54c
> Cr-Commit-Position: refs/heads/master@{#35402}

TBR=epertoso@chromium.org,bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of [builtins] Migrate String.prototype.charCodeAt and
String.prototype.charAt to TurboFan. (patchset #3 id:40001 of
https://codereview.chromium.org/1868963002/ )

Reason for revert:
Please rebaseline:
https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/bui...

Original issue's description:
> [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to
TurboFan.
> 
> Make these builtins fast by default w/o relying on the
> %_StringCharCodeAt and %_StringCharAt intrinsics, which we cannot deal
> with well in TurboFan (and ignition).
> 
> CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_nosnap_dbg
> R=epertoso@chromium.org
> 
> Committed: https://crrev.com/43d3331d87f68ea7efa1b58f559f33f60e5dacfb
> Cr-Commit-Position: refs/heads/master@{#35350}
> 
> Committed: https://crrev.com/253a16f690ab593a95249c34ded9df477ad9a54c
> Cr-Commit-Position: refs/heads/master@{#35402}

TBR=epertoso@chromium.org,bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

[commit-bot: I haz the power, 2016-04-12 09:43:59]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-12 09:45:48]

Description was changed from

==========
Revert of [builtins] Migrate String.prototype.charCodeAt and
String.prototype.charAt to TurboFan. (patchset #3 id:40001 of
https://codereview.chromium.org/1868963002/ )

Reason for revert:
Please rebaseline:
https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/bui...

Original issue's description:
> [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to
TurboFan.
> 
> Make these builtins fast by default w/o relying on the
> %_StringCharCodeAt and %_StringCharAt intrinsics, which we cannot deal
> with well in TurboFan (and ignition).
> 
> CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_nosnap_dbg
> R=epertoso@chromium.org
> 
> Committed: https://crrev.com/43d3331d87f68ea7efa1b58f559f33f60e5dacfb
> Cr-Commit-Position: refs/heads/master@{#35350}
> 
> Committed: https://crrev.com/253a16f690ab593a95249c34ded9df477ad9a54c
> Cr-Commit-Position: refs/heads/master@{#35402}

TBR=epertoso@chromium.org,bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Revert of [builtins] Migrate String.prototype.charCodeAt and
String.prototype.charAt to TurboFan. (patchset #3 id:40001 of
https://codereview.chromium.org/1868963002/ )

Reason for revert:
Please rebaseline:
https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/bui...

Original issue's description:
> [builtins] Migrate String.prototype.charCodeAt and String.prototype.charAt to
TurboFan.
>
> Make these builtins fast by default w/o relying on the
> %_StringCharCodeAt and %_StringCharAt intrinsics, which we cannot deal
> with well in TurboFan (and ignition).
>
> CQ_INCLUDE_TRYBOTS=tryserver.v8:v8_linux_nosnap_dbg
> R=epertoso@chromium.org
>
> Committed: https://crrev.com/43d3331d87f68ea7efa1b58f559f33f60e5dacfb
> Cr-Commit-Position: refs/heads/master@{#35350}
>
> Committed: https://crrev.com/253a16f690ab593a95249c34ded9df477ad9a54c
> Cr-Commit-Position: refs/heads/master@{#35402}

TBR=epertoso@chromium.org,bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://crrev.com/e9b3e4ab9dea8041425c9aac4736e8e1b0231ab5
Cr-Commit-Position: refs/heads/master@{#35410}
==========

[commit-bot: I haz the power, 2016-04-12 09:45:49]

Patchset 1 (id:??) landed as
https://crrev.com/e9b3e4ab9dea8041425c9aac4736e8e1b0231ab5
Cr-Commit-Position: refs/heads/master@{#35410}