Revert of [runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor.

Revert of [runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor. (patchset #20 id:370001 of https://codereview.chromium.org/1418623007/ )

Reason for revert:
failing build bot

Original issue's description:
> [runtime] Fix ES6 9.2.1 [[Call]] when encountering a classConstructor.
>
> The current implementation of classes throws the TypeError at the wrong
> point, after activating a new context when directly calling a class
> constructor. According to the spec, the TypeError has to be thrown
> in the caller context.
>
> LOG=N
> BUG=v8:4428
>
> Committed: https://crrev.com/6a06bc0a774933719f62009d81b3f1686d83bb90
> Cr-Commit-Position: refs/heads/master@{#31786}

TBR=bmeurer@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4428
Committed: https://crrev.com/f1bb688e805c2c29c4c275bacc153b9860fe9288
Cr-Commit-Position: refs/heads/master@{#31787}

[Camillo Bruni, 2015-11-04 13:55:49]

Created Revert of [runtime] Fix ES6 9.2.1 [[Call]] when encountering a
classConstructor.

[commit-bot: I haz the power, 2015-11-04 13:55:57]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1415783006/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1415783006/1

[commit-bot: I haz the power, 2015-11-04 13:56:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-11-04 13:56:54]

Patchset 1 (id:??) landed as
https://crrev.com/f1bb688e805c2c29c4c275bacc153b9860fe9288
Cr-Commit-Position: refs/heads/master@{#31787}