Demo extension has a dnr session block-rule for example.com.
It also registers webRequest event listeners for example.com.
See demo extension: https://jeurissen.co/webext-demos/webrequest-for-dnr-blocked
In Orion, the events do not fire, which is unexpected.
Version 1.0.6 (145), WebKit 624.1.7
Tahoe (26)
