Crash in Chrome 72 Windows 10 on navigator.xr.requestDevice() - Uncaught (in promise) DOMException

[bknill]

navigator.xr.requestDevice() does not have a catch() for error handling.

 if (navigator.xr) {
          navigator.xr.requestDevice().then(function (device) {
...

Uncaught (in promise) DOMException

• A-Frame Version: 0.9.0
• Platform / Device: Windows 10 Chrome 72.0.3626.119
• Reproducible Code Snippet or URL: import 'aframe'

It's crashing my app in Chrome, regardless of if WebXR/WebVR flags are enabled/disabled.