* fix: always use extraHeaders mode
* fix: clear pending callbacks
* fix: do not use "extraHeaders" for net module
* test: webRequest should be able to modify CROS headers
* chore: CROS => CORS
Co-Authored-By: Milan Burda <milan.burda@gmail.com>
* chore: CROS => CORS
Co-Authored-By: Milan Burda <milan.burda@gmail.com>