ft_orientation_extremum_compute): Removed. (FT_Outline_Get_Orientation): Rewritten, simplified. * src/autohint/ahglyph.c: Include FT_OUTLINE_H. (ah_test_extremum, ah_get_orientation): Removed. (ah_outline_load): Use FT_Outline_Get_Orientation. * src/base/ftsynth.c (ft_test_extrama, ft_get_orientation): Removed. (FT_GlyphSlot_Embolden): Use FT_Outline_Get_Orientation.