253125 - cleanup gratuitous use of NS_ERROR_FACTORY_REGISTER_AGAINShared components used by Firefox and other Mozilla software, including handling of Web content; Gecko, HTML, CSS, layout, DOM, scripts, images, networking, etc. Issues with web page layout probably go here, while Firefox user interface issues belong in the Firefox product. (More info)
241518 - calling addEventListener with a closure holding a content node leaks the document
316775 - leak when selecting
317478 - leaks due to global scope polluter being removed from not enough (?) prototype chains
