UserAgent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.79 Safari/537.36

Steps to reproduce the problem:
1. Use ChromeOS 72.0.3626.59 on a HP Chromebook 13 G1 (deployed to all enterprise users)
2. Carry on working..
3. Everything freezes, with no identifiable trend

What is the expected behavior?
Chrome should work without freezing.

What went wrong?
ChromeOS freezes, and the user has to reboot their Chromebook by holding the power button to restart.

Crashed report ID: No

How much crashed? Whole browser

Is it a problem with a plugin? N/A 

Did this work before? Yes Previous Beta release

Chrome version: 72.0.3626.59  Channel: beta
OS Version: 72.0.3626.59
Flash Version: 

No other alternative hardware available for testing on the same channel.