Revert "Roll clang 346388:347933."

This reverts commit 0bdd3c25975f763d121802a092c1ef0925049976.

Reason for revert: Suspected to cause compile failure
on the Google Chrome Linux x64 bot crbug.com/910644

Original change's description:
> Roll clang 346388:347933.
> 
> Bug: 904337
> Change-Id: I8fad51cde2b93b83dfa1a14c61a992f659d827be
> Reviewed-on: https://chromium-review.googlesource.com/c/1356710
> Reviewed-by: Nico Weber <thakis@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#612660}

TBR=thakis@chromium.org,hans@chromium.org,rnk@chromium.org

Change-Id: Ia95868dd39daaa60e204a6ec64df6eabfafacb94
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 904337, 910644
Reviewed-on: https://chromium-review.googlesource.com/c/1357012
Reviewed-by: Hiroshige Hayashizaki <hiroshige@chromium.org>
Commit-Queue: Hiroshige Hayashizaki <hiroshige@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#612687}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 835d0fdea0f19000edf8766a4e299704586be44d
1 file changed