[turbofan] Fix frame state for class literal definition.

[turbofan] Fix frame state for class literal definition.

This introduces a bailout point for class literals right after the
%DefineClass function has been called. Otherwise the FrameState after
class literal evaluation might contain the literal itself.

R=jarin@chromium.org
TEST=mjsunit/regress/regress-crbug-480819
BUG=chromium:480819
LOG=N

Committed: https://crrev.com/6b60f191687d645f44c9050d29bd6573c3c9ef8c
Cr-Commit-Position: refs/heads/master@{#28043}

[Jarin, 2015-04-24 09:52:06]

lgtm

[Michael Starzinger, 2015-04-24 11:11:53]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2015-04-24 11:12:02]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1104673004/1

[commit-bot: I haz the power, 2015-04-24 11:13:19]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-24 11:13:36]

Patchset 1 (id:??) landed as
https://crrev.com/6b60f191687d645f44c9050d29bd6573c3c9ef8c
Cr-Commit-Position: refs/heads/master@{#28043}