tree d3a764a867001bc244716e9642ad7501c14a0c3a
parent 41cfb89f45d8f60aee2941c0d94ea77ce97f680e
author Lei Zhang <thestig@chromium.org> 1529987330 +0000
committer Commit Bot <commit-bot@chromium.org> 1529987330 +0000

Add printing::kMicronsPerInch.

It is currently calculated in many places as 10 * kHundrethsMMPerInch.
Since it is commonly used, add a constant for it and replace the
calculations. After which, kHundrethsMMPerInch is infrequently used, so
remove it.

Change-Id: I5b0297b8ed175ef2936657f0db8f92ce6e294b4d
Reviewed-on: https://chromium-review.googlesource.com/1111682
Reviewed-by: Jianzhou Feng <jzfeng@chromium.org>
Reviewed-by: Rebekah Potter <rbpotter@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#570332}