[wasm] Added DCHECKs that the input of the Int64Lowering is not null.

[wasm] Added DCHECKs that the input of the Int64Lowering is not null.

R=bradnelson@chromium.org, titzer@chromium.org

Committed: https://crrev.com/229b66a5176e3d9b5bdf067fa53c6d4f3a00ce12
Cr-Commit-Position: refs/heads/master@{#36516}

[bradnelson, 2016-05-25 11:41:04]

lgtm

[ahaas, 2016-05-25 12:02:27]

The CQ bit was checked by ahaas@chromium.org

[commit-bot: I haz the power, 2016-05-25 12:02:32]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2011893002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2011893002/1

[commit-bot: I haz the power, 2016-05-25 12:05:24]

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

[commit-bot: I haz the power, 2016-05-25 12:05:25]

Try jobs failed on following builders:
  v8_presubmit on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_presubmit/builds/15977)

[titzer, 2016-05-25 12:51:48]

lgtm

[ahaas, 2016-05-25 13:00:20]

The CQ bit was checked by ahaas@chromium.org

[commit-bot: I haz the power, 2016-05-25 13:00:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2011893002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2011893002/1

[commit-bot: I haz the power, 2016-05-25 13:02:37]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-25 13:03:35]

Description was changed from

==========
[wasm] Added DCHECKs that the input of the Int64Lowering is not null.

R=bradnelson@chromium.org, titzer@chromium.org
==========

to

==========
[wasm] Added DCHECKs that the input of the Int64Lowering is not null.

R=bradnelson@chromium.org, titzer@chromium.org

Committed: https://crrev.com/229b66a5176e3d9b5bdf067fa53c6d4f3a00ce12
Cr-Commit-Position: refs/heads/master@{#36516}
==========

[commit-bot: I haz the power, 2016-05-25 13:03:36]

Patchset 1 (id:??) landed as
https://crrev.com/229b66a5176e3d9b5bdf067fa53c6d4f3a00ce12
Cr-Commit-Position: refs/heads/master@{#36516}