/usr/share/bash-completion/ is in gvfs-bin 1.28.1-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/bash-completion/completions/
/usr/share/bash-completion/completions/gvfs-cat
/usr/share/bash-completion/completions/gvfs-copy
/usr/share/bash-completion/completions/gvfs-info
/usr/share/bash-completion/completions/gvfs-less
/usr/share/bash-completion/completions/gvfs-ls
/usr/share/bash-completion/completions/gvfs-mkdir
/usr/share/bash-completion/completions/gvfs-monitor-dir
/usr/share/bash-completion/completions/gvfs-monitor-file
/usr/share/bash-completion/completions/gvfs-mount
/usr/share/bash-completion/completions/gvfs-move
/usr/share/bash-completion/completions/gvfs-open
/usr/share/bash-completion/completions/gvfs-rename
/usr/share/bash-completion/completions/gvfs-rm
/usr/share/bash-completion/completions/gvfs-save
/usr/share/bash-completion/completions/gvfs-set-attribute
/usr/share/bash-completion/completions/gvfs-trash
/usr/share/bash-completion/completions/gvfs-tree