Roll HarfBuzz to 1.4.1

third_party/harfbuzz-ng/src/hb-ft.cc

Index: third_party/harfbuzz-ng/src/hb-ft.cc
diff --git a/third_party/harfbuzz-ng/src/hb-ft.cc b/third_party/harfbuzz-ng/src/hb-ft.cc
index 2b06c59be3803913be15afc78d1aeb95891fb5d3..f127066a6d33e4cdd4019884bdc95a9aaed2b973 100644
--- a/third_party/harfbuzz-ng/src/hb-ft.cc
+++ b/third_party/harfbuzz-ng/src/hb-ft.cc
@@ -36,6 +36,7 @@
 #include "hb-cache-private.hh" // Maybe use in the future?
 
 #include FT_ADVANCES_H
+#include FT_MULTIPLE_MASTERS_H
 #include FT_TRUETYPE_TABLES_H
 
 
@@ -616,6 +617,23 @@ hb_ft_font_create (FT_Face           ft_face,
 		    ft_face->size->metrics.y_ppem);
 #endif
 
+#ifdef HAVE_FT_GET_VAR_BLEND_COORDINATES
+  FT_MM_Var *mm_var = NULL;
+  if (!FT_Get_MM_Var (ft_face, &mm_var))
+  {
+    FT_Fixed coords[mm_var->num_axis];
+    int hbCoords[mm_var->num_axis];
+    if (!FT_Get_Var_Blend_Coordinates (ft_face, mm_var->num_axis, coords))
+    {
+      for (int i = 0; i < mm_var->num_axis; ++i)
+	hbCoords[i] = coords[i] >> 2;
+
+      hb_font_set_var_coords_normalized (font, hbCoords, mm_var->num_axis);
+    }
+  }
+  free (mm_var);
+#endif
+
   return font;
 }