/usr/share/eom/gtkrc is in eom-common 1.20.0-2ubuntu1.
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 | style "eom-image-collection-scrollbar" {
GtkScrollbar::has-backward-stepper = 0
GtkScrollbar::has-secondary-backward-stepper = 0
GtkScrollbar::has-forward-stepper = 0
GtkScrollbar::has-secondary-forward-stepper = 0
GtkScrollbar::min-slider-length = 60
}
widget "*.eom-image-collection-scrollbar" style "eom-image-collection-scrollbar"
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