Roll HarfBuzz to 0.9.32

third_party/harfbuzz-ng/README.chromium

Index: third_party/harfbuzz-ng/README.chromium
diff --git a/third_party/harfbuzz-ng/README.chromium b/third_party/harfbuzz-ng/README.chromium
index 3f6c1e6aa55a75d1158f6d18940309a50a1c79b3..a53fc1918eb8603b6bbc1baee4762f81a7b26c5e 100644
--- a/third_party/harfbuzz-ng/README.chromium
+++ b/third_party/harfbuzz-ng/README.chromium
@@ -1,8 +1,8 @@
 Name: harfbuzz-ng
 Short Name: harfbuzz-ng
 URL: http://harfbuzz.org
-Version: 0.9.27
-Date: 20140318
+Version: 0.9.31
+Date: 20140716
 Security Critical: yes
 License: MIT
 License File: COPYING
@@ -22,6 +22,8 @@ in a separate tree.
 
 In addition, all unneeded files from the root directory and src/ directory
 (hb-icu-le, hb-ucdn, hb-old, scripts to generate data tables, automake/conf
-files) are deleted.
+files) are deleted. Makefile changes are translated to harfbuzz.gyp and BUILD.gn.
 
-Besides, _POSIX_C_SOURCE is undefined in src/hb-blob.cc before (re)defining it.
+A Mac/Coretext buildfix was included, adding
+template <> class hb_assert_unsigned_t<unsigned short> {};
+in src/hb-private.hh.