Chrome Version: 73.0.3644.0 (Official Build) Revision fe72396229ba179b91d835591ff0cffb311d8076-refs/branch-heads/3644@{#1} (32/64 bit)
OS: Windows(7,8,8.1,10), Mac (10.12.6, 10.13.1, 10.13.6, 10.14.3) and Linux(14.04 LTS) OS

Steps to reproduce:
1. Launch chrome and open devtools on NTP.
2. Go to 'Audit' section and click on Run button.
3. on Audit records,Click on 'passed Audit' option and observe.

Actual Result  : Separator line is not seen between passed audit records in devtools.
Expected Result: Separator line should be seen between passed audit records in devtools.

This is a regression issue, broken in 'M-73', and soon provide other bisect info:
Good Build: 72.0.3626.0 
Bad Build : 73.0.3527.0 

Unable to provide bisect using hasbisect-per-revision as getting error :Error message on Windows  OS : Unable to find locale data files ,
hence providing narrow bisect

Change-Log URL:
https://chromium.googlesource.com/chromium/src/+log/2a3c852f4b08efee3c2fa013c68d683bd1b893bc..b6ceab81b62b803fced2028ac73c4da3318eba57		

Suspecting: https://chromium.googlesource.com/chromium/src/+/5a003efcc60d91c76003893a4e29d413fb9ffeda

@paulirish: 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.

Thank You..!!
 

Deleted: Actual Result.mp4 848 KB

	Actual Result.mp4 848 KB View Download

Deleted: Expected Result.mp4 789 KB

	Expected Result.mp4 789 KB View Download