UserAgent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36

Steps to reproduce the problem:
1. Install Chrome Dev x64 66.0.3359.22
2. Open it
3. Crashes on open

What is the expected behavior?
No crash on open

What went wrong?
Chrome crashes when opened.

Crashed report ID: 

How much crashed? Whole browser

Is it a problem with a plugin? No 

Did this work before? N/A 

Chrome version: 66.0.3359.22  Channel: dev
OS Version: 10.0
Flash Version: 

Previous Dev x64 build was fine.