GitLab

The distinction between kShared and kExplicit is large enough that there
are significant readability advantages to having the default be explicit
in the code.

Bug: 1125315
Change-Id: I965c1c04eaa3dbd26191847f800adbbf7a0cf35f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2394198Reviewed-by: Wez <wez@chromium.org>
Commit-Queue: Victor Costan <pwnall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806478}