gentoo-overlay/media-sound/lilypond/files/lilypond-2.21.1-fix-font-size.patch

--- lilypond-2.19.49.orig/lily/pango-font.cc	2016-10-16 07:16:18.000000000 -0400
+++ lilypond-2.19.49.new/lily/pango-font.cc	2016-10-29 22:39:02.921622080 -0400
@@ -317,7 +317,7 @@
   pango_fc_font_unlock_face (fcfont);
   pango_glyph_string_free (pgs);
   pgs = 0;
-  PangoFontDescription *descr = pango_font_describe (pa->font);
+  PangoFontDescription *descr = pango_context_get_font_description (context_);
   Real size = pango_font_description_get_size (descr)
               / (Real (PANGO_SCALE));