GitLab

8px => 12px to match the mocks.

Change-Id: I801542001f7c2d73da62e47870c856509097fda4
Reviewed-on: https://chromium-review.googlesource.com/c/1425479
Commit-Queue: Nicolas Ouellet-Payeur <nicolaso@chromium.org>
Reviewed-by: Dan Beam (slow until 1/29) <dbeam@chromium.org>
Cr-Commit-Position: refs/heads/master@{#626121}