I can confirm this in Fedora 19, xfce4-panel 4.10.1-1.fc19
The plugin should query the value "SaveOnExit" in .config/xfce4/xfconf/xfce-perchannel-xml/xfce4-session.xml for Shutdown/Restart actions
I can confirm this in Fedora 19, xfce4-panel 4.10.1-1.fc19
The plugin should query the value "SaveOnExit" in .config/ xfce4/xfconf/ xfce-perchannel -xml/xfce4- session. xml for Shutdown/Restart actions