Use system fonts on Android (and maybe iOS too)
Submitted by Sebastian Dröge (slomo)
+++ This bug was initially created as a clone of Bug 755375 +++
Quoting Nicolas there:
To be fair, in some project I just replaced that to point to Android font
directory (with manually written fontconfig index) and that work fine (and was
consistent with other apps). I never had the time to write a proper patch, but
it should not be hard.