UserAgent: Mozilla/5.0 (X11; CrOS x86_64 11021.81.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36
Platform: 11151.59.0 (official Build)  stable-channel nautilus-unibuild (nautilus)

Steps to reproduce the problem:
1. Connecting the bt device.
2. Sometimes a browser crash.(Restart browser)
3. 

What is the expected behavior?
normal

What went wrong?
Restart browser

Did this work before? N/A 

Chrome version: 71.0.3578.94  Channel: stable
OS Version: 11151.59.0
Flash Version: 32.0.0.101