scanner: Generalize desc_dump() to handle hanging indents
scanner: Generalize desc_dump() to handle hanging indents

mchalupa/wayland,sir-murray/wayland,sir-murray/wayland,mchalupa/wayland,abooij/wayland,eyolfson/wayland,bitfactor/wayland,tulcod/wayland,tulcod/wayland,tulcod/wayland,bitfactor/wayland,abooij/wayland,mchalupa/wayland,bitfactor/wayland,sir-murray/wayland,abooij/wayland,eyolfson/wayland,eyolfson/wayland