haiku_scroll_bar_part 2036 src/haiku_support.cc   enum haiku_scroll_bar_part current_part;
haiku_scroll_bar_part 2197 src/haiku_support.cc   ButtonRegionFor (enum haiku_scroll_bar_part button)
haiku_scroll_bar_part  431 src/haiku_support.h   enum haiku_scroll_bar_part part;