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This is a trivial follow-up to the patch that had been landed in August
[1].  It turned out that the new parameter that had been introduced with
that patch had not been registered properly in the IPC parameter traits,
so its value is not transported properly.

[1] https://chromium-review.googlesource.com/c/chromium/src/+/2307234

Change-Id: Idd45ac735c4dd952d4e4a2587175ee6dd5246a4c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2438498
Auto-Submit: Alexander Dunaev <adunaev@igalia.com>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#812633}