Replace uses of v8::Persistent with ScopedPersistent.

Replace uses of v8::Persistent with ScopedPersistent.

Copyable persistents have been mostly eliminated from the Blink code
base, replaced with ScopedPersistent.

Re-tested locally.

BUG=608576
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel

Committed: https://crrev.com/3678e4df9b5256858d965ae8529dc7fb6b14647a
Cr-Commit-Position: refs/heads/master@{#394024}

[Ken Russell (switch to Gerrit), 2016-05-16 18:56:47]

Description was changed from

==========
Replace uses of v8::Persistent with ScopedPersistent.

Copyable persistents have been mostly eliminated from the Blink code
base, replaced with ScopedPersistent.

Re-tested locally.

BUG=608576
==========

to

==========
Replace uses of v8::Persistent with ScopedPersistent.

Copyable persistents have been mostly eliminated from the Blink code
base, replaced with ScopedPersistent.

Re-tested locally.

BUG=608576
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel
==========

[Ken Russell (switch to Gerrit), 2016-05-16 18:57:47]

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

[Ken Russell (switch to Gerrit), 2016-05-16 18:57:49]

haraken: please review.

zmo, others: FYI.

[haraken, 2016-05-16 23:51:50]

LGTM

[Ken Russell (switch to Gerrit), 2016-05-17 00:25:24]

The CQ bit was checked by kbr@chromium.org

[commit-bot: I haz the power, 2016-05-17 00:25:56]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1983953002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1983953002/1

[commit-bot: I haz the power, 2016-05-17 02:30:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-17 02:31:49]

Description was changed from

==========
Replace uses of v8::Persistent with ScopedPersistent.

Copyable persistents have been mostly eliminated from the Blink code
base, replaced with ScopedPersistent.

Re-tested locally.

BUG=608576
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel
==========

to

==========
Replace uses of v8::Persistent with ScopedPersistent.

Copyable persistents have been mostly eliminated from the Blink code
base, replaced with ScopedPersistent.

Re-tested locally.

BUG=608576
CQ_INCLUDE_TRYBOTS=tryserver.chromium.win:win_optional_gpu_tests_rel;tryserver.chromium.mac:mac_optional_gpu_tests_rel

Committed: https://crrev.com/3678e4df9b5256858d965ae8529dc7fb6b14647a
Cr-Commit-Position: refs/heads/master@{#394024}
==========

[commit-bot: I haz the power, 2016-05-17 02:31:49]

Patchset 1 (id:??) landed as
https://crrev.com/3678e4df9b5256858d965ae8529dc7fb6b14647a
Cr-Commit-Position: refs/heads/master@{#394024}