Chrome Version : 71.0.3554.0 (Official Build) 50b24262ba0c4e14c723112f9aad3686dc6462c1-refs/branch-heads/3554@{#1} 32/64 bit
OS :Mac(10.12.6, 10.13.1, 10.14, 10.13.6)

Steps to reproduce:
1.Launch chrome and give print command.
2.Click on 'More settings' and Press Tab key and bring focus on 'open PDF in Preview'.
3.Observe focus ring on 'open PDF in Preview'option.

Actual Result:Focus Ring is seen chopped on 'open PDF in Preview' option.
Expected Result: Focus Ring should be seen properly on 'open PDF in Preview' option.

This is a regression issue broken in ‘M-71’ and below is the 'per-revision' bisect information:
Good Build : 71.0.3551.0 (Revision : 590851)
Bad Build : 71.0.3552.2 (Revision : 591210)

Change Log URL :
https://chromium.googlesource.com/chromium/src/+log/974aa7b559b4361d7410479796becb0b933dc6a4..e73e92b7fbf4206ffdb20282ac73bcbed7cf910e

Suspecting : https://chromium.googlesource.com/chromium/src/+/e73e92b7fbf4206ffdb20282ac73bcbed7cf910e

rbpotter@ : Could you please check whether this is caused with respect to your change, if not please help us in assigning it to the right owner.

Note : 
1.Issue is also observed in latest Canary build #71.0.3555.0.
2.Issue is not seen on Windows (7, 8, 8.1 ,10), Linux 14.04 LTS

Kindly refer the attached screen-cast from drive link:https://drive.google.com/open?id=1W7O4MlAn1tpG_Q178v8PvSI72cVPH-Bg

Thank you..!