UserAgent: Mozilla/5.0 (X11; CrOS x86_64 9000.91.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.110 Safari/537.36

Steps to reproduce the problem:
1. 
2. 
3. 

What is the expected behavior?

What went wrong?
the notebook shuts down and it delays sometimes 

Crashed report ID: no, sorry 

How much crashed? Whole browser

Is it a problem with a plugin? N/A 

Did this work before? N/A 

Chrome version: 56.0.2924.110  Channel: n/a
OS Version: 9000.91.0
Flash Version: Shockwave Flash 24.0 r0