Avatars from Facebook (graph.facebook.com) are blocked

[salty-horse]

Websites that allow you to login using Facebook usually display Facebook avatars via direct URLs to Facebook's API. They usually look like this:

https://graph.facebook.com/4/picture?type=square

Privacy Badger currently blocks them, causing many broken images.
These are anonymous calls that do not require cookies. Should they be whitelisted in Privacy Badger?