Use base::size and std::extent rather than arraysize in components/.

This is purely a mechanical change; there is no intended behavior change.

BUG=837308

Change-Id: I62d090f0b976feedc9df2606076031969aca8c15
Reviewed-on: https://chromium-review.googlesource.com/c/1399520
Reviewed-by: Evan Stade <estade@chromium.org>
Reviewed-by: Gabriel Charette <gab@chromium.org>
Reviewed-by: Marc Treib <treib@chromium.org>
Reviewed-by: Lutz Justen <ljusten@chromium.org>
Commit-Queue: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#621354}
5 files changed