Roll HarfBuzz to 1.3.0

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

 /*
  * Copyright © 2009,2010  Red Hat, Inc.
  * Copyright © 2011,2012  Google, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
  * Permission is hereby granted, without written agreement and without
  * license or royalty fees, to use, copy, modify, and distribute this
  * software and its documentation for any purpose, provided that the
  * above copyright notice and the following two paragraphs appear in
@@ skipping 70 matching lines @@
     tag[i] = str[i];
   for (; i < 4; i++)
     tag[i] = ' ';
 
   return HB_TAG_CHAR4 (tag);
 }
 
 /**
  * hb_tag_to_string:
  * @tag: 
- * @buf: (array fixed-size=4): 
+ * @buf: (out caller-allocates) (array fixed-size=4) (element-type uint8_t): 
  *
  * 
  *
  * Since: 0.9.5
  **/
 void
 hb_tag_to_string (hb_tag_t tag, char *buf)
 {
   buf[0] = (char) (uint8_t) (tag >> 24);
   buf[1] = (char) (uint8_t) (tag >> 16);
@@ skipping 398 matching lines @@
     case HB_SCRIPT_MANICHAEAN:
     case HB_SCRIPT_MENDE_KIKAKUI:
     case HB_SCRIPT_NABATAEAN:
     case HB_SCRIPT_OLD_NORTH_ARABIAN:
     case HB_SCRIPT_PALMYRENE:
     case HB_SCRIPT_PSALTER_PAHLAVI:
 
     /* Unicode-8.0 additions */
     case HB_SCRIPT_OLD_HUNGARIAN:
 
+    /* Unicode-9.0 additions */
+    case HB_SCRIPT_ADLAM:
+
       return HB_DIRECTION_RTL;
   }
 
   return HB_DIRECTION_LTR;
 }
 
 
 /* hb_user_data_array_t */
 
 bool
@@ skipping 75 matching lines @@
  *
  * Since: 0.9.30
  **/
 hb_bool_t
 hb_version_atleast (unsigned int major,
                     unsigned int minor,
                     unsigned int micro)
 {
   return HB_VERSION_ATLEAST (major, minor, micro);
 }