Is it possible for an extension to know what event listeners are registered by another extension? -

Is it possible for an extension to know what event listeners are registered by another extension? -

i think title says all. suppose have extension x has event listeners event(s). possible extension, y, list of event listeners ?

you can list of event listeners on specific element, explained post: how find event listeners on dom node?

but chrome extensions made invisible, page cannot observe extension inserted content script within of it. extensions closed off, , no other page, or extension, can grab glimpse of goes on within extension's content scripts. can try, severely uncertainty possible.

google-chrome-extension