Update harfbuzz-ng to 0.9.27

third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc

Index: third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc
diff --git a/third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc b/third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc
index a32405a82194b664d1f400d7e046d693d653a43a..50209ffb0eee9321b0ff66d6b3f74453ac4d3b21 100644
--- a/third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc
+++ b/third_party/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc
@@ -119,6 +119,7 @@ override_features_myanmar (hb_ot_shape_planner_t *plan)
 
 enum syllable_type_t {
   consonant_syllable,
+  punctuation_cluster,
   broken_cluster,
   non_myanmar_cluster,
 };
@@ -143,7 +144,8 @@ enum myanmar_category_t {
   OT_VBlw = 27,
   OT_VPre = 28,
   OT_VPst = 29,
-  OT_VS   = 30 /* Variation selectors */
+  OT_VS   = 30, /* Variation selectors */
+  OT_P    = 31  /* Punctuation */
 };
 
 
@@ -186,6 +188,10 @@ set_myanmar_properties (hb_glyph_info_t &info)
 
   switch (u)
   {
+    case 0x104E:
+      cat = (indic_category_t) OT_C; /* The spec says C, IndicSyllableCategory doesn't have. */
+      break;
+
     case 0x002D: case 0x00A0: case 0x00D7: case 0x2012:
     case 0x2013: case 0x2014: case 0x2015: case 0x2022:
     case 0x25CC: case 0x25FB: case 0x25FC: case 0x25FD:
@@ -243,6 +249,10 @@ set_myanmar_properties (hb_glyph_info_t &info)
     case 0x108F: case 0x109A: case 0x109B: case 0x109C:
       cat = (indic_category_t) OT_SM;
       break;
+
+    case 0x104A: case 0x104B:
+      cat = (indic_category_t) OT_P;
+      break;
   }
 
   if (cat == OT_M)
@@ -406,6 +416,16 @@ initial_reordering_broken_cluster (const hb_ot_shape_plan_t *plan,
 }
 
 static void
+initial_reordering_punctuation_cluster (const hb_ot_shape_plan_t *plan HB_UNUSED,
+					hb_face_t *face HB_UNUSED,
+					hb_buffer_t *buffer HB_UNUSED,
+					unsigned int start HB_UNUSED, unsigned int end HB_UNUSED)
+{
+  /* Nothing to do right now.  If we ever switch to using the output
+   * buffer in the reordering process, we'd need to next_glyph() here. */
+}
+
+static void
 initial_reordering_non_myanmar_cluster (const hb_ot_shape_plan_t *plan HB_UNUSED,
 					hb_face_t *face HB_UNUSED,
 					hb_buffer_t *buffer HB_UNUSED,
@@ -425,6 +445,7 @@ initial_reordering_syllable (const hb_ot_shape_plan_t *plan,
   syllable_type_t syllable_type = (syllable_type_t) (buffer->info[start].syllable() & 0x0F);
   switch (syllable_type) {
   case consonant_syllable:	initial_reordering_consonant_syllable  (plan, face, buffer, start, end); return;
+  case punctuation_cluster:	initial_reordering_punctuation_cluster (plan, face, buffer, start, end); return;
   case broken_cluster:		initial_reordering_broken_cluster      (plan, face, buffer, start, end); return;
   case non_myanmar_cluster:	initial_reordering_non_myanmar_cluster (plan, face, buffer, start, end); return;
   }
@@ -520,13 +541,6 @@ final_reordering (const hb_ot_shape_plan_t *plan,
 }
 
 
-static hb_ot_shape_normalization_mode_t
-normalization_preference_myanmar (const hb_segment_properties_t *props HB_UNUSED)
-{
-  return HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT;
-}
-
-
 const hb_ot_complex_shaper_t _hb_ot_complex_shaper_myanmar =
 {
   "myanmar",
@@ -535,7 +549,7 @@ const hb_ot_complex_shaper_t _hb_ot_complex_shaper_myanmar =
   NULL, /* data_create */
   NULL, /* data_destroy */
   NULL, /* preprocess_text */
-  normalization_preference_myanmar,
+  HB_OT_SHAPE_NORMALIZATION_MODE_COMPOSED_DIACRITICS_NO_SHORT_CIRCUIT,
   NULL, /* decompose */
   NULL, /* compose */
   setup_masks_myanmar,