Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/sfnt/ttcmap.h

Index: third_party/freetype2/src/src/sfnt/ttcmap.h
diff --git a/third_party/freetype2/src/src/sfnt/ttcmap.h b/third_party/freetype2/src/src/sfnt/ttcmap.h
new file mode 100644
index 0000000000000000000000000000000000000000..b7ea8ee37736898547a7b06b735fc5025511c201
--- /dev/null
+++ b/third_party/freetype2/src/src/sfnt/ttcmap.h
@@ -0,0 +1,158 @@
+/***************************************************************************/
+/*                                                                         */
+/*  ttcmap.h                                                               */
+/*                                                                         */
+/*    TrueType character mapping table (cmap) support (specification).     */
+/*                                                                         */
+/*  Copyright 2002-2015 by                                                 */
+/*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
+/*                                                                         */
+/*  This file is part of the FreeType project, and may only be used,       */
+/*  modified, and distributed under the terms of the FreeType project      */
+/*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
+/*  this file you indicate that you have read the license and              */
+/*  understand and accept it fully.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+
+#ifndef __TTCMAP_H__
+#define __TTCMAP_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include FT_INTERNAL_VALIDATE_H
+#include FT_SERVICE_TT_CMAP_H
+
+FT_BEGIN_HEADER
+
+
+#define TT_CMAP_FLAG_UNSORTED     1
+#define TT_CMAP_FLAG_OVERLAPPING  2
+
+  typedef struct  TT_CMapRec_
+  {
+    FT_CMapRec  cmap;
+    FT_Byte*    data;           /* pointer to in-memory cmap table */
+    FT_Int      flags;          /* for format 4 only               */
+
+  } TT_CMapRec, *TT_CMap;
+
+  typedef const struct TT_CMap_ClassRec_*  TT_CMap_Class;
+
+
+  typedef FT_Error
+  (*TT_CMap_ValidateFunc)( FT_Byte*      data,
+                           FT_Validator  valid );
+
+  typedef struct  TT_CMap_ClassRec_
+  {
+    FT_CMap_ClassRec      clazz;
+    FT_UInt               format;
+    TT_CMap_ValidateFunc  validate;
+    TT_CMap_Info_GetFunc  get_cmap_info;
+
+  } TT_CMap_ClassRec;
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_TT_CMAP( class_,             \
+                           size_,              \
+                           init_,              \
+                           done_,              \
+                           char_index_,        \
+                           char_next_,         \
+                           char_var_index_,    \
+                           char_var_default_,  \
+                           variant_list_,      \
+                           charvariant_list_,  \
+                           variantchar_list_,  \
+                           format_,            \
+                           validate_,          \
+                           get_cmap_info_ )    \
+  FT_CALLBACK_TABLE_DEF                        \
+  const TT_CMap_ClassRec  class_ =             \
+  {                                            \
+    { size_,                                   \
+      init_,                                   \
+      done_,                                   \
+      char_index_,                             \
+      char_next_,                              \
+      char_var_index_,                         \
+      char_var_default_,                       \
+      variant_list_,                           \
+      charvariant_list_,                       \
+      variantchar_list_                        \
+    },                                         \
+                                               \
+    format_,                                   \
+    validate_,                                 \
+    get_cmap_info_                             \
+  };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_TT_CMAP( class_,                      \
+                           size_,                       \
+                           init_,                       \
+                           done_,                       \
+                           char_index_,                 \
+                           char_next_,                  \
+                           char_var_index_,             \
+                           char_var_default_,           \
+                           variant_list_,               \
+                           charvariant_list_,           \
+                           variantchar_list_,           \
+                           format_,                     \
+                           validate_,                   \
+                           get_cmap_info_ )             \
+  void                                                  \
+  FT_Init_Class_ ## class_( TT_CMap_ClassRec*  clazz )  \
+  {                                                     \
+    clazz->clazz.size             = size_;              \
+    clazz->clazz.init             = init_;              \
+    clazz->clazz.done             = done_;              \
+    clazz->clazz.char_index       = char_index_;        \
+    clazz->clazz.char_next        = char_next_;         \
+    clazz->clazz.char_var_index   = char_var_index_;    \
+    clazz->clazz.char_var_default = char_var_default_;  \
+    clazz->clazz.variant_list     = variant_list_;      \
+    clazz->clazz.charvariant_list = charvariant_list_;  \
+    clazz->clazz.variantchar_list = variantchar_list_;  \
+    clazz->format                 = format_;            \
+    clazz->validate               = validate_;          \
+    clazz->get_cmap_info          = get_cmap_info_;     \
+  }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+  typedef struct  TT_ValidatorRec_
+  {
+    FT_ValidatorRec  validator;
+    FT_UInt          num_glyphs;
+
+  } TT_ValidatorRec, *TT_Validator;
+
+
+#define TT_VALIDATOR( x )          ( (TT_Validator)( x ) )
+#define TT_VALID_GLYPH_COUNT( x )  TT_VALIDATOR( x )->num_glyphs
+
+
+  FT_LOCAL( FT_Error )
+  tt_face_build_cmaps( TT_Face  face );
+
+  /* used in tt-cmaps service */
+  FT_LOCAL( FT_Error )
+  tt_get_cmap_info( FT_CharMap    charmap,
+                    TT_CMapInfo  *cmap_info );
+
+
+FT_END_HEADER
+
+#endif /* __TTCMAP_H__ */
+
+
+/* END */