Some buildbots were not compiling due to error `chosen constructor
is explicit in copy-initialization`

Bug: 
Change-Id: I24b8f1c4467e05e2832d8252a4cfe7352e1e91da
Reviewed-on: https://chromium-review.googlesource.com/813758
Commit-Queue: Ivica Bogosavljevic <ivica.bogosavljevic@mips.com>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49962}