UserAgent: Mozilla/5.0 (X11; CrOS x86_64 11316.66.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.49 Safari/537.36
Platform: 11316.66.0 (Official Build) dev-channel eve

Steps to reproduce the problem:
1. Open files app
2. Press the back button on the keyboard
3. 

What is the expected behavior?
It goes to the previous, or parent folder

What went wrong?
The window minimizes instead

Did this work before? N/A 

Chrome version: 72.0.3626.49  Channel: dev
OS Version: 11316.66.0
Flash Version: