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@wbamberg

wbamberg/gist:0ed8cfa6d3bc4fc2235f

Created June 19, 2015 21:01
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gistfile1.js
let {WebRequest} = Cu.import("resource://gre/modules/WebRequest.jsm", {});
function listen() {
WebRequest.onSendHeaders.addListener(listener, {}, ["requestHeaders"]);
}
function listener(e) {
console.log("onSendHeaders");
console.log(e);
}
function unlisten() {
WebRequest.onSendHeaders.removeListener(listener);
}
@zoghal
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zoghal commented Aug 21, 2015

Hi
I try use this code in FireFox 42.0a2, but in console error i got have a this error:
screenshot 2015-08-21 16 48 53

it is bug? or API has changed?

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