[counters] Put all counter work behind flags

[counters] Put all counter work behind flags

Avoid creating and initializing timer scopes for builtins as well.

BUG=chromium:589679
LOG=N

Committed: https://crrev.com/1b67e9c86e7e1e54f4d6be96819912f03a7ff9b4
Cr-Commit-Position: refs/heads/master@{#34707}

[Camillo Bruni, 2016-03-10 12:45:46]

cbruni@chromium.org changed reviewers:
+ jochen@chromium.org

[Camillo Bruni, 2016-03-10 12:45:47]

PTAL

https://codereview.chromium.org/1784833002/diff/1/src/arguments.h
File src/arguments.h (right):

https://codereview.chromium.org/1784833002/diff/1/src/arguments.h#newcode281
src/arguments.h:281: Arguments args(args_length, args_object);                  
           \
apparently this has some positive effects when microbenchmarking
SunSpiderGolemStringFasta.js

[jochen (gone - plz use gerrit), 2016-03-10 15:49:35]

lgtm

[Camillo Bruni, 2016-03-11 08:13:21]

The CQ bit was checked by cbruni@chromium.org

[commit-bot: I haz the power, 2016-03-11 08:13:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1784833002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1784833002/1

[commit-bot: I haz the power, 2016-03-11 08:43:12]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-03-11 08:43:19]

Description was changed from

==========
[counters] Put all counter work behind flags

Avoid creating and initializing timer scopes for builtins as well.

BUG=chromium:589679
LOG=N
==========

to

==========
[counters] Put all counter work behind flags

Avoid creating and initializing timer scopes for builtins as well.

BUG=chromium:589679
LOG=N

Committed: https://crrev.com/1b67e9c86e7e1e54f4d6be96819912f03a7ff9b4
Cr-Commit-Position: refs/heads/master@{#34707}
==========

[commit-bot: I haz the power, 2016-03-11 08:43:20]

Patchset 1 (id:??) landed as
https://crrev.com/1b67e9c86e7e1e54f4d6be96819912f03a7ff9b4
Cr-Commit-Position: refs/heads/master@{#34707}