Attempt to speed up v8::Object::SetPrivate

Attempt to speed up v8::Object::SetPrivate

By short-cutting the DefineOwnProperty machinery similar to how ForceSet
does it, we should get a few cycles out of this heavily used API.

BUG=chromium:569668
R=verwaest@chromium.org
LOG=n

Committed: https://crrev.com/7320830db3b4a4d6c40b4f5b74478bd20d878ac8
Cr-Commit-Position: refs/heads/master@{#34102}

[Toon Verwaest, 2016-02-18 08:13:51]

https://codereview.chromium.org/1702353002/diff/1/src/api.cc
File src/api.cc (right):

https://codereview.chromium.org/1702353002/diff/1/src/api.cc#newcode3615
src/api.cc:3615: key_obj, &desc, i::Object::DONT_THROW);
What about just calling JSProxy::AddPrivateProperty (and probably renaming it to
SetPrivateProperty, since that's what it does)

[jochen (gone - plz use gerrit), 2016-02-18 08:18:25]

done

[Toon Verwaest, 2016-02-18 08:19:35]

lgtm

[jochen (gone - plz use gerrit), 2016-02-18 08:19:52]

The CQ bit was checked by jochen@chromium.org

[commit-bot: I haz the power, 2016-02-18 08:20:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1702353002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1702353002/20001

[commit-bot: I haz the power, 2016-02-18 08:48:39]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-02-18 08:49:21]

Description was changed from

==========
Attempt to speed up v8::Object::SetPrivate

By short-cutting the DefineOwnProperty machinery similar to how ForceSet
does it, we should get a few cycles out of this heavily used API.

BUG=chromium:569668
R=verwaest@chromium.org
LOG=n
==========

to

==========
Attempt to speed up v8::Object::SetPrivate

By short-cutting the DefineOwnProperty machinery similar to how ForceSet
does it, we should get a few cycles out of this heavily used API.

BUG=chromium:569668
R=verwaest@chromium.org
LOG=n

Committed: https://crrev.com/7320830db3b4a4d6c40b4f5b74478bd20d878ac8
Cr-Commit-Position: refs/heads/master@{#34102}
==========

[commit-bot: I haz the power, 2016-02-18 08:49:22]

Patchset 2 (id:??) landed as
https://crrev.com/7320830db3b4a4d6c40b4f5b74478bd20d878ac8
Cr-Commit-Position: refs/heads/master@{#34102}