ScrollbarArrowExtraParams  203 ui/native_theme/native_theme.h     ScrollbarArrowExtraParams scrollbar_arrow;
ScrollbarArrowExtraParams 1133 ui/native_theme/native_theme_win.cc     const ScrollbarArrowExtraParams& extra) const {
ScrollbarArrowExtraParams  217 ui/native_theme/native_theme_win.h                               const ScrollbarArrowExtraParams& extra) const;