Minor

src/hb-unicode.cc

diff --git a/src/hb-unicode.cc b/src/hb-unicode.cc
index a660ccc..f2fbebb 100644
--- a/src/hb-unicode.cc
+++ b/src/hb-unicode.cc
@@ -85,7 +85,6 @@
 			hb_codepoint_t     *ab        HB_UNUSED,
 			void               *user_data HB_UNUSED)
 {
-  /* TODO handle Hangul jamo here? */
   return FALSE;
 }
 
@@ -96,7 +95,6 @@
 			  hb_codepoint_t     *b         HB_UNUSED,
 			  void               *user_data HB_UNUSED)
 {
-  /* TODO handle Hangul jamo here? */
   return FALSE;
 }