Ebuild containts media-libs/freetype as a dependency. I've grepped source tarball and didn't find any references to freetype in them.
Wow. Thanks for the heads up. That should have been removed about 10 years ago. commit 7f074a7c866eb2bd790d6cdc2a09a50ca13a47a0 Author: Matt Turner <mattst88@gentoo.org> Date: Mon Feb 27 14:57:52 2017 -0800 x11-base/xorg-server: Drop dependency on media-libs/freetype.