UserAgent: Mozilla/5.0 (X11; CrOS x86_64 10895.78.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.120 Safari/537.36
Platform: 10895.78.0 (Official Build) stable-channel eve

Steps to reproduce the problem:
(Not a problem)

What is the expected behavior?

What went wrong?
I want users who have navigated to have a confirmation prompt prior to crashing their browsers.

Did this work before? N/A 

Chrome version: 69.0.3497.120  Channel: stable
OS Version: 10895.78.0
Flash Version: 31.0.0.108