base: "bits::Align() -> bits::AlignUp() in //base.

Change-Id: I77c2bbdea7723ee14293c2864a16e65c8d2dc9f4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2671329


Commit-Queue: Benoit L <lizeb@chromium.org>
Reviewed-by: Albert J. Wong <ajwong@chromium.org>
Reviewed-by: Chris Palmer <palmer@chromium.org>
Auto-Submit: Benoit L <lizeb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#850537}