Switch GetConcurrentlyOptimizedCode to MaybeHandle.

Switch GetConcurrentlyOptimizedCode to MaybeHandle.

The function in question can already return an empty handle in the case
of failures. This makes that contract explicit by using MaybeHandle like
all other compiler API functions.

R=yangguo@chromium.org

Committed: https://crrev.com/b881c908a18e3bf6f3cb73d91c1b5a063aa511f3
Cr-Commit-Position: refs/heads/master@{#33839}

[Yang, 2016-01-19 10:00:07]

On 2016/01/15 14:50:49, Michael Starzinger wrote:

lgtm.

[Michael Starzinger, 2016-01-19 10:22:22]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-01-19 10:22:27]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1590963002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1590963002/1

[commit-bot: I haz the power, 2016-01-19 10:37:28]

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

[commit-bot: I haz the power, 2016-01-19 10:37:29]

Try jobs failed on following builders:
  v8_linux_nodcheck_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_nodcheck_rel/build...)

[Michael Starzinger, 2016-02-09 09:46:13]

The CQ bit was checked by mstarzinger@chromium.org

[Michael Starzinger, 2016-02-09 09:46:13]

The patchset sent to the CQ was uploaded after l-g-t-m from yangguo@chromium.org
Link to the patchset: https://codereview.chromium.org/1590963002/#ps40001
(title: "Fix typo.")

[commit-bot: I haz the power, 2016-02-09 09:46:25]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1590963002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1590963002/40001

[commit-bot: I haz the power, 2016-02-09 09:47:44]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2016-02-09 09:48:10]

Description was changed from

==========
Switch GetConcurrentlyOptimizedCode to MaybeHandle.

The function in question can already return an empty handle in the case
of failures. This makes that contract explicit by using MaybeHandle like
all other compiler API functions.

R=yangguo@chromium.org
==========

to

==========
Switch GetConcurrentlyOptimizedCode to MaybeHandle.

The function in question can already return an empty handle in the case
of failures. This makes that contract explicit by using MaybeHandle like
all other compiler API functions.

R=yangguo@chromium.org

Committed: https://crrev.com/b881c908a18e3bf6f3cb73d91c1b5a063aa511f3
Cr-Commit-Position: refs/heads/master@{#33839}
==========

[commit-bot: I haz the power, 2016-02-09 09:48:11]

Patchset 3 (id:??) landed as
https://crrev.com/b881c908a18e3bf6f3cb73d91c1b5a063aa511f3
Cr-Commit-Position: refs/heads/master@{#33839}