Confirm
908
edits
Changes
→Tracking annotations: Describe tailing based on Honza's blog post and email.
* [https://searchfox.org/mozilla-central/rev/d4b9e50875ad7e5d20f2fee6a53418315f6dfcc0/netwerk/base/nsChannelClassifier.cpp#1028-1030 lower the priority of tracker loads] in necko
* [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/netwerk/protocol/http/nsHttpChannel.cpp#563-565 enable "tailing"] in necko, which [https://www.janbambas.cz/firefox-57-delays-requests-tracking-domains/ delays]:** async js scripts** dynamically added scripts (js/css) and images (static/dynamic)** XHR/fetch()/added tags from trackers** favicons and <rel icon> resources
* the network predictor has a [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/netwerk/base/Predictor.h#158 flag] to [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/netwerk/base/Predictor.cpp#2673-2675 disable prefetching of tracking resources]
* the script loader set a [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/dom/script/ScriptLoader.cpp#3166-3168) tracking flag] which gets [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/dom/base/nsDocument.cpp#3234-3241 propagated to the document] to [https://searchfox.org/mozilla-central/rev/da499aac682d0bbda5829327b60a865cbc491611/dom/base/nsDocument.cpp#3234-3241 keep track of tracking scripts]. There are three users of <tt>nsIDocument::IsTrackingScript()</tt>:
