binding: Removes unused toV8 functions.

binding: Removes unused toV8 functions.

toV8({PassRefPtr,RefPtr}) is no longer used after the migration to
Oilpan.  Removes them.

BUG=

Committed: https://crrev.com/ddf0ab63df2d97a1a923e5475eaaae17619b0454
Cr-Commit-Position: refs/heads/master@{#434639}

[Yuki, 2016-11-28 09:43:44]

The CQ bit was checked by yukishiino@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-11-28 09:43:53]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[Yuki, 2016-11-28 09:48:13]

yukishiino@chromium.org changed reviewers:
+ haraken@chromium.org

[haraken, 2016-11-28 10:23:33]

LGTM

[commit-bot: I haz the power, 2016-11-28 10:54:26]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-11-28 10:54:27]

Dry run: This issue passed the CQ dry run.

[Yuki, 2016-11-28 12:06:40]

The CQ bit was checked by yukishiino@chromium.org

[commit-bot: I haz the power, 2016-11-28 12:06:52]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-28 12:10:27]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1480334800774070, "parent_rev":
"209548fbf3832b8e740da382562e8519700ef01d", "commit_rev":
"b121ca4830d2e51f15a5eb17c9547474afdcc9e2"}

[commit-bot: I haz the power, 2016-11-28 12:10:51]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-28 12:12:28]

Description was changed from

==========
binding: Removes unused toV8 functions.

toV8({PassRefPtr,RefPtr}) is no longer used after the migration to
Oilpan.  Removes them.

BUG=
==========

to

==========
binding: Removes unused toV8 functions.

toV8({PassRefPtr,RefPtr}) is no longer used after the migration to
Oilpan.  Removes them.

BUG=

Committed: https://crrev.com/ddf0ab63df2d97a1a923e5475eaaae17619b0454
Cr-Commit-Position: refs/heads/master@{#434639}
==========

[commit-bot: I haz the power, 2016-11-28 12:12:28]

Patchset 1 (id:??) landed as
https://crrev.com/ddf0ab63df2d97a1a923e5475eaaae17619b0454
Cr-Commit-Position: refs/heads/master@{#434639}