/usr/share/gocode/ is in golang-rsc-qr-dev 0.0~git20161121.48b2ede-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/src/
/usr/share/gocode/src/rsc.io/
/usr/share/gocode/src/rsc.io/qr/
/usr/share/gocode/src/rsc.io/qr/coding/
/usr/share/gocode/src/rsc.io/qr/coding/gen.go
/usr/share/gocode/src/rsc.io/qr/coding/qr.go
/usr/share/gocode/src/rsc.io/qr/coding/qr_test.go
/usr/share/gocode/src/rsc.io/qr/gf256/
/usr/share/gocode/src/rsc.io/qr/gf256/blog_test.go
/usr/share/gocode/src/rsc.io/qr/gf256/gf256.go
/usr/share/gocode/src/rsc.io/qr/gf256/gf256_test.go
/usr/share/gocode/src/rsc.io/qr/libqrencode/
/usr/share/gocode/src/rsc.io/qr/libqrencode/qrencode.go
/usr/share/gocode/src/rsc.io/qr/png.go
/usr/share/gocode/src/rsc.io/qr/png_test.go
/usr/share/gocode/src/rsc.io/qr/qr.go
/usr/share/gocode/src/rsc.io/qr/x.png