GitLab

Also add a caveat about a restriction of std::aligned_alloc on its size
parameter (size must be an integral multiple of alignment).

Change-Id: I83389f78650bf51e819d4f992789f0361a4b29db
Reviewed-on: https://chromium-review.googlesource.com/1232633Reviewed-by: Mark Mentovai <mark@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#592394}