Update harfbuzz-ng to 0.9.17

third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh

Index: third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh
===================================================================
--- third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh	(리비전 201894)
+++ third_party/harfbuzz-ng/src/hb-ot-layout-gpos-table.hh	(작업 사본)
@@ -710,8 +710,6 @@
     TRACE_COLLECT_GLYPHS (this);
     /* (this+coverage).add_coverage (c->input); // Don't need this. */
 
-    /* TODO only add values for pairs that have nonzero adjustments. */
-
     unsigned int count1 = class1Count;
     const ClassDef &klass1 = this+classDef1;
     for (unsigned int i = 0; i < count1; i++)
@@ -1014,7 +1012,6 @@
     TRACE_COLLECT_GLYPHS (this);
     (this+markCoverage).add_coverage (c->input);
     (this+baseCoverage).add_coverage (c->input);
-    /* TODO only add combinations that have nonzero adjustment. */
   }
 
   inline const Coverage &get_coverage (void) const
@@ -1118,7 +1115,6 @@
     TRACE_COLLECT_GLYPHS (this);
     (this+markCoverage).add_coverage (c->input);
     (this+ligatureCoverage).add_coverage (c->input);
-    /* TODO only add combinations that have nonzero adjustment. */
   }
 
   inline const Coverage &get_coverage (void) const
@@ -1234,7 +1230,6 @@
     TRACE_COLLECT_GLYPHS (this);
     (this+mark1Coverage).add_coverage (c->input);
     (this+mark2Coverage).add_coverage (c->input);
-    /* TODO only add combinations that have nonzero adjustment. */
   }
 
   inline const Coverage &get_coverage (void) const
@@ -1480,8 +1475,8 @@
 
     while (c->buffer->idx < c->buffer->len)
     {
-      if ((c->buffer->cur().mask & c->lookup_mask) &&
-	  digest->may_have (c->buffer->cur().codepoint) &&
+      if (digest->may_have (c->buffer->cur().codepoint) &&
+	  (c->buffer->cur().mask & c->lookup_mask) &&
 	  apply_once (c))
 	ret = true;
       else