There is a bug about this already at https://bugs.launchpad.net/distros/ubuntu/+source/human-icon-theme/+bug/54890
From what it says there, it seems an appropriate icon does exist in the Human theme, but it isn't being chosen by GTK for some reason.
There is a bug about this already at https:/ /bugs.launchpad .net/distros/ ubuntu/ +source/ human-icon- theme/+ bug/54890
From what it says there, it seems an appropriate icon does exist in the Human theme, but it isn't being chosen by GTK for some reason.