Update harfbuzz-ng to 1a5a91dc0d8bf4b72a2f22dc6300b06ad7000b79.

third_party/harfbuzz-ng/src/hb-ot-maxp-table.hh

Index: third_party/harfbuzz-ng/src/hb-ot-maxp-table.hh
diff --git a/third_party/harfbuzz-ng/src/hb-unicode-private.h b/third_party/harfbuzz-ng/src/hb-ot-maxp-table.hh
similarity index 53%
rename from third_party/harfbuzz-ng/src/hb-unicode-private.h
rename to third_party/harfbuzz-ng/src/hb-ot-maxp-table.hh
index 419404b8799b4d7746fda385e98ce11fdb27306d..c3ac1c25c2163c0146ce8c2660edd432e5fc3bfb 100644
--- a/third_party/harfbuzz-ng/src/hb-unicode-private.h
+++ b/third_party/harfbuzz-ng/src/hb-ot-maxp-table.hh
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2009  Red Hat, Inc.
+ * Copyright © 2011  Google, Inc.
  *
  *  This is part of HarfBuzz, a text shaping library.
  *
@@ -21,44 +21,46 @@
  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
  *
- * Red Hat Author(s): Behdad Esfahbod
+ * Google Author(s): Behdad Esfahbod
  */
 
-#ifndef HB_UNICODE_PRIVATE_H
-#define HB_UNICODE_PRIVATE_H
+#ifndef HB_OT_MAXP_TABLE_HH
+#define HB_OT_MAXP_TABLE_HH
 
-#include "hb-private.h"
+#include "hb-open-type-private.hh"
 
-#include "hb-unicode.h"
-
-HB_BEGIN_DECLS
 
 
 /*
- * hb_unicode_funcs_t
+ * maxp -- The Maximum Profile Table
  */
 
-struct _hb_unicode_funcs_t {
-  hb_reference_count_t ref_count;
-
-  hb_bool_t immutable;
+#define HB_OT_TAG_maxp HB_TAG('m','a','x','p')
 
-  struct {
-    hb_unicode_get_general_category_func_t	get_general_category;
-    hb_unicode_get_combining_class_func_t	get_combining_class;
-    hb_unicode_get_mirroring_func_t		get_mirroring;
-    hb_unicode_get_script_func_t		get_script;
-    hb_unicode_get_eastasian_width_func_t	get_eastasian_width;
-  } v;
-};
+struct maxp
+{
+  static const hb_tag_t Tag	= HB_OT_TAG_maxp;
 
-extern HB_INTERNAL hb_unicode_funcs_t _hb_unicode_funcs_nil;
+  inline unsigned int get_num_glyphs (void) const {
+    return numGlyphs;
+  }
 
+  inline bool sanitize (hb_sanitize_context_t *c) {
+    TRACE_SANITIZE ();
+    return c->check_struct (this) &&
+	   likely (version.major == 1 ||
+		   (version.major == 0 && version.minor == 0x5000));
+  }
 
-HB_INTERNAL hb_direction_t
-_hb_script_get_horizontal_direction (hb_script_t script);
+  /* We only implement version 0.5 as none of the extra fields in version 1.0 are useful. */
+  private:
+  FixedVersion	version;		/* Version of the maxp table (0.5 or 1.0),
+					 * 0x00005000 or 0x00010000. */
+  USHORT	numGlyphs;		/* The number of glyphs in the font. */
+  public:
+  DEFINE_SIZE_STATIC (6);
+};
 
 
-HB_END_DECLS
 
-#endif /* HB_UNICODE_PRIVATE_H */
+#endif /* HB_OT_MAXP_TABLE_HH */