1 files changed, 14 insertions, 0 deletions
diff --git a/thirdparty/harfbuzz/src/OT/glyf/SubsetGlyph.hh b/thirdparty/harfbuzz/src/OT/glyf/SubsetGlyph.hh
index 7ae8fe3078..7ddefc5a91 100644
--- a/thirdparty/harfbuzz/src/OT/glyf/SubsetGlyph.hh
+++ b/thirdparty/harfbuzz/src/OT/glyf/SubsetGlyph.hh
@@ -6,6 +6,9 @@
 
 
 namespace OT {
+
+struct glyf_accelerator_t;
+
 namespace glyf_impl {
 
 
@@ -55,6 +58,17 @@ struct SubsetGlyph
     return_trace (true);
   }
 
+  bool compile_bytes_with_deltas (const hb_subset_plan_t *plan,
+                                  hb_font_t *font,
+                                  const glyf_accelerator_t &glyf)
+  { return source_glyph.compile_bytes_with_deltas (plan, font, glyf, dest_start, dest_end); }
+
+  void free_compiled_bytes ()
+  {
+    dest_start.fini ();
+    dest_end.fini ();
+  }
+
   void drop_hints_bytes ()
   { source_glyph.drop_hints_bytes (dest_start, dest_end); }