[shaper/mark emulation] Ask the shaper whether a glyph is a mark instead of our own mechanism #2495
Description
Currently, Fontra will de the wrong thing if GDEF is defined in the feature code.
cls = face.getGlyphClass(gid){{ message }}
Currently, Fontra will de the wrong thing if GDEF is defined in the feature code.
cls = face.getGlyphClass(gid)