mozilla/addon-sdk — pull request #1706 by fred-wang (2014-11-08 21:41:47+00:00)
Title: Bug 1023661 - make window/utils.js use the 'browser.chromeURL' preferenc...

...e instead of 'chrome://browser/content/browser.xul'. r=erikvold

Tested on SeaMonkey nightly with the minimal test

var utils = require('sdk/window/utils');
utils.open();