Revert of Turn on icu_case_mapping by default

Revert of Turn on icu_case_mapping by default (patchset #3 id:40001 of https://codereview.chromium.org/2588963002/ )

Reason for revert:
Causes gc stress failures:
https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20GC%20Stress%20-%20custom%20snapshot/builds/9920

Original issue's description:
> Turn on icu_case_mapping by default
> 
> BUG=v8:4477, v8:4476
> TEST=test262/{built-ins,intl402}/Strings/*, webkit/fast/js/*,
>      mjsunit/string-case, intl/general/case*
> 
> Review-Url: https://codereview.chromium.org/2588963002
> Cr-Commit-Position: refs/heads/master@{#41834}
> Committed: https://chromium.googlesource.com/v8/v8/+/7c79e23c34ea971947eedc6e42d8a882617c0e47

TBR=littledan@chromium.org,yangguo@chromium.org,jshin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4477, v8:4476
Review-Url: https://codereview.chromium.org/2593543002
Cr-Commit-Position: refs/heads/master@{#41835}
Committed: https://chromium.googlesource.com/v8/v8/+/f6d8ec4fca8952b4c14e91d7f5018a1f2fcfa64f

[Michael Achenbach, 2016-12-20 09:28:21]

The CQ bit was checked by machenbach@chromium.org

[Michael Achenbach, 2016-12-20 09:28:21]

Created Revert of Turn on icu_case_mapping by default

[commit-bot: I haz the power, 2016-12-20 09:28:29]

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, 2016-12-20 09:28:36]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1482226101016550, "parent_rev":
"7c79e23c34ea971947eedc6e42d8a882617c0e47", "commit_rev":
"f6d8ec4fca8952b4c14e91d7f5018a1f2fcfa64f"}

[commit-bot: I haz the power, 2016-12-20 09:28:40]

Description was changed from

==========
Revert of Turn on icu_case_mapping by default (patchset #3 id:40001 of
https://codereview.chromium.org/2588963002/ )

Reason for revert:
Causes gc stress failures:
https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20GC%20Stress%20...

Original issue's description:
> Turn on icu_case_mapping by default
> 
> BUG=v8:4477, v8:4476
> TEST=test262/{built-ins,intl402}/Strings/*, webkit/fast/js/*,
>      mjsunit/string-case, intl/general/case*
> 
> Review-Url: https://codereview.chromium.org/2588963002
> Cr-Commit-Position: refs/heads/master@{#41834}
> Committed:
https://chromium.googlesource.com/v8/v8/+/7c79e23c34ea971947eedc6e42d8a882617...

TBR=littledan@chromium.org,yangguo@chromium.org,jshin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4477, v8:4476
==========

to

==========
Revert of Turn on icu_case_mapping by default (patchset #3 id:40001 of
https://codereview.chromium.org/2588963002/ )

Reason for revert:
Causes gc stress failures:
https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20GC%20Stress%20...

Original issue's description:
> Turn on icu_case_mapping by default
> 
> BUG=v8:4477, v8:4476
> TEST=test262/{built-ins,intl402}/Strings/*, webkit/fast/js/*,
>      mjsunit/string-case, intl/general/case*
> 
> Review-Url: https://codereview.chromium.org/2588963002
> Cr-Commit-Position: refs/heads/master@{#41834}
> Committed:
https://chromium.googlesource.com/v8/v8/+/7c79e23c34ea971947eedc6e42d8a882617...

TBR=littledan@chromium.org,yangguo@chromium.org,jshin@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4477, v8:4476

Review-Url: https://codereview.chromium.org/2593543002
Cr-Commit-Position: refs/heads/master@{#41835}
Committed:
https://chromium.googlesource.com/v8/v8/+/f6d8ec4fca8952b4c14e91d7f5018a1f2fc...
==========

[commit-bot: I haz the power, 2016-12-20 09:28:40]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/f6d8ec4fca8952b4c14e91d7f5018a1f2fc...