/usr/share/gocode/ is in golang-websocket-dev 0.0~git20150811.0.b6ab76f-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gocode/src/
/usr/share/gocode/src/github.com/
/usr/share/gocode/src/github.com/gorilla/
/usr/share/gocode/src/github.com/gorilla/websocket/
/usr/share/gocode/src/github.com/gorilla/websocket/bench_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/client.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_server_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/client_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn.go
/usr/share/gocode/src/github.com/gorilla/websocket/conn_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/doc.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/autobahn/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/autobahn/server.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/conn.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/hub.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/chat/main.go
/usr/share/gocode/src/github.com/gorilla/websocket/examples/filewatch/
/usr/share/gocode/src/github.com/gorilla/websocket/examples/filewatch/main.go
/usr/share/gocode/src/github.com/gorilla/websocket/json.go
/usr/share/gocode/src/github.com/gorilla/websocket/json_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/server.go
/usr/share/gocode/src/github.com/gorilla/websocket/server_test.go
/usr/share/gocode/src/github.com/gorilla/websocket/util.go
/usr/share/gocode/src/github.com/gorilla/websocket/util_test.go