/usr/share/psd/browsers/heftig-aurora is in profile-sync-daemon 6.31-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20  | # https://bbs.archlinux.org/viewtopic.php?id=117157
if [[ -d $HOME/.mozilla/aurora ]]; then
    profileArr=( $(grep '[P,p]'ath= $HOME/.mozilla/aurora/profiles.ini |
    sed 's/[P,p]ath=//') )
    index=0
    PSNAME="aurora"
    for profileItem in ${profileArr[@]}; do
        if [[ $(echo $profileItem | cut -c1) = "/" ]]; then
            # path is not relative
            DIRArr[index]="$profileItem"
        else
            # we need to append the default path to give a fully
            # qualified path
            DIRArr[index]="$HOME/.mozilla/aurora/$profileItem"
        fi
        index=$index+1
    done
fi
check_suffix=1
 |