Fix issue with super and computed property names

Fix issue with super and computed property names

We did not set up the [[HomeObject]] for properties created for
computed property names.

BUG=v8:3879
LOG=N
R=dslomov@chromium.org

Committed: https://crrev.com/b5e235661f105cc47a1000b8554d7b15f8d25e44
Cr-Commit-Position: refs/heads/master@{#26586}

[arv (Not doing code reviews), 2015-02-10 22:38:51]

PTAL

[arv (Not doing code reviews), 2015-02-10 22:43:12]

https://codereview.chromium.org/914773002/diff/1/test/mjsunit/mjsunit.status
File test/mjsunit/mjsunit.status (right):

https://codereview.chromium.org/914773002/diff/1/test/mjsunit/mjsunit.status#...
test/mjsunit/mjsunit.status:121: 'harmony/computed-property-names-super': [PASS,
NO_VARIANTS],
I'll work on fixing this next. TF supports this for classes so it should be
pretty straight forward.

[Dmitry Lomov (no reviews), 2015-02-11 15:09:21]

lgtm

[arv (Not doing code reviews), 2015-02-11 15:09:53]

The CQ bit was checked by arv@chromium.org

[commit-bot: I haz the power, 2015-02-11 15:10:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/914773002/1

[commit-bot: I haz the power, 2015-02-11 15:13:10]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-02-11 15:13:24]

Patchset 1 (id:??) landed as
https://crrev.com/b5e235661f105cc47a1000b8554d7b15f8d25e44
Cr-Commit-Position: refs/heads/master@{#26586}