haiku_scroll_bar_part 2088 src/haiku_support.cc   enum haiku_scroll_bar_part current_part;
haiku_scroll_bar_part 2249 src/haiku_support.cc   ButtonRegionFor (enum haiku_scroll_bar_part button)
haiku_scroll_bar_part  432 src/haiku_support.h   enum haiku_scroll_bar_part part;