Use base::size rather than arraysize in gpu/.

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

BUG=837308
TBR=piman@chromium.org

Change-Id: Ifd09d0a17296aa9a678ea353c7cd2de0c391b815
Reviewed-on: https://chromium-review.googlesource.com/c/1390726
Reviewed-by: Avi Drissman <avi@chromium.org>
Commit-Queue: Avi Drissman <avi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#618882}
42 files changed