GitLab

Using floor means the top/bottom layer and the content may get 1-pixel
out of sync. Using round() helps avoid this.

BUG=none
TEST=none

Change-Id: If5aa3445dbd0293c0f3e3ccbe7ad34bce4bbb62b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1888130Reviewed-by: Bo <boliu@chromium.org>
Commit-Queue: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/master@{#710476}