Marco Trevisan authored Feb 11, 2019 and Ray Strode committed Aug 13, 2019

GNOME Session does not replicate all the environment variables to its children
while it sets them as activation environment for both DBUs and Systemd.

This is causing the g-s child not to use pre-set variables such as XDG_RUNTIME_DIR
for launching its children such as the whale dialog.

Fixes #15