The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/a05c7d51b18a8c2e06e575e13afe6a355e559ce5

commit a05c7d51b18a8c2e06e575e13afe6a355e559ce5
Author: Clemens Hammacher <clemensh@chromium.org>
Date: Thu Apr 12 08:40:48 2018

[wasm] Fix data race on failed_ field

R=ahaas@chromium.org

Bug:  chromium:831989 ,  chromium:824681 
Change-Id: I0a8b2cc9f80af5f954bd358c30a3c6d84b6adeae
Reviewed-on: https://chromium-review.googlesource.com/1009603
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52561}
[modify] https://crrev.com/a05c7d51b18a8c2e06e575e13afe6a355e559ce5/src/wasm/module-compiler.cc

The following revision refers to this bug:
  https://chromium.googlesource.com/v8/v8.git/+/a8c50f4fe88de0e3340bd7bad6ffdb340692f872

commit a8c50f4fe88de0e3340bd7bad6ffdb340692f872
Author: Clemens Hammacher <clemensh@chromium.org>
Date: Wed Apr 18 08:25:56 2018

Merged: [wasm] Fix data race on failed_ field

R=​ahaas@chromium.org

Change-Id: I6cfd5812675ef7700a1af2bf00ed4cceca0919d5
No-Try: true
No-Presubmit: true
No-Treechecks: true
Bug:  chromium:831989 ,  chromium:824681 
Originally-reviewed-on: https://chromium-review.googlesource.com/1009603
Reviewed-on: https://chromium-review.googlesource.com/1016280
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/branch-heads/6.7@{#22}
Cr-Branched-From: 8457e810efd34381448d51d93f50079cf1f6a812-refs/heads/6.7.288@{#2}
Cr-Branched-From: e921be5c4f2c6407936bde750992dedbf47c1016-refs/heads/master@{#52547}
[modify] https://crrev.com/a8c50f4fe88de0e3340bd7bad6ffdb340692f872/src/wasm/module-compiler.cc