Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/include/freetype/internal/services/svgxval.h

Index: third_party/freetype2/src/include/freetype/internal/services/svgxval.h
diff --git a/third_party/freetype2/src/include/freetype/internal/services/svgxval.h b/third_party/freetype2/src/include/freetype/internal/services/svgxval.h
new file mode 100644
index 0000000000000000000000000000000000000000..59cc3b7048949291684186365a7f900d31012470
--- /dev/null
+++ b/third_party/freetype2/src/include/freetype/internal/services/svgxval.h
@@ -0,0 +1,72 @@
+/***************************************************************************/
+/*                                                                         */
+/*  svgxval.h                                                              */
+/*                                                                         */
+/*    FreeType API for validating TrueTypeGX/AAT tables (specification).   */
+/*                                                                         */
+/*  Copyright 2004-2015 by                                                 */
+/*  Masatake YAMATO, Red Hat K.K.,                                         */
+/*  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.                                        */
+/*                                                                         */
+/***************************************************************************/
+
+/***************************************************************************/
+/*                                                                         */
+/* gxvalid is derived from both gxlayout module and otvalid module.        */
+/* Development of gxlayout is supported by the Information-technology      */
+/* Promotion Agency(IPA), Japan.                                           */
+/*                                                                         */
+/***************************************************************************/
+
+
+#ifndef __SVGXVAL_H__
+#define __SVGXVAL_H__
+
+#include FT_GX_VALIDATE_H
+#include FT_INTERNAL_VALIDATE_H
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_GX_VALIDATE           "truetypegx-validate"
+#define FT_SERVICE_ID_CLASSICKERN_VALIDATE  "classickern-validate"
+
+  typedef FT_Error
+  (*gxv_validate_func)( FT_Face   face,
+                        FT_UInt   gx_flags,
+                        FT_Bytes  tables[FT_VALIDATE_GX_LENGTH],
+                        FT_UInt   table_length );
+
+
+  typedef FT_Error
+  (*ckern_validate_func)( FT_Face   face,
+                          FT_UInt   ckern_flags,
+                          FT_Bytes  *ckern_table );
+
+
+  FT_DEFINE_SERVICE( GXvalidate )
+  {
+    gxv_validate_func  validate;
+  };
+
+  FT_DEFINE_SERVICE( CKERNvalidate )
+  {
+    ckern_validate_func  validate;
+  };
+
+  /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVGXVAL_H__ */
+
+
+/* END */