Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/src/sfnt/ttsbit.h

Index: third_party/freetype2/src/src/sfnt/ttsbit.h
diff --git a/third_party/freetype2/src/src/sfnt/ttsbit.h b/third_party/freetype2/src/src/sfnt/ttsbit.h
new file mode 100644
index 0000000000000000000000000000000000000000..d4e13aefb8d71a94374cafc9ce0daa0a65bf41b4
--- /dev/null
+++ b/third_party/freetype2/src/src/sfnt/ttsbit.h
@@ -0,0 +1,63 @@
+/***************************************************************************/
+/*                                                                         */
+/*  ttsbit.h                                                               */
+/*                                                                         */
+/*    TrueType and OpenType embedded bitmap support (specification).       */
+/*                                                                         */
+/*  Copyright 1996-2015 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 __TTSBIT_H__
+#define __TTSBIT_H__
+
+
+#include <ft2build.h>
+#include "ttload.h"
+
+
+FT_BEGIN_HEADER
+
+
+  FT_LOCAL( FT_Error )
+  tt_face_load_sbit( TT_Face    face,
+                     FT_Stream  stream );
+
+  FT_LOCAL( void )
+  tt_face_free_sbit( TT_Face  face );
+
+
+  FT_LOCAL( FT_Error )
+  tt_face_set_sbit_strike( TT_Face          face,
+                           FT_Size_Request  req,
+                           FT_ULong*        astrike_index );
+
+  FT_LOCAL( FT_Error )
+  tt_face_load_strike_metrics( TT_Face           face,
+                               FT_ULong          strike_index,
+                               FT_Size_Metrics*  metrics );
+
+  FT_LOCAL( FT_Error )
+  tt_face_load_sbit_image( TT_Face              face,
+                           FT_ULong             strike_index,
+                           FT_UInt              glyph_index,
+                           FT_UInt              load_flags,
+                           FT_Stream            stream,
+                           FT_Bitmap           *map,
+                           TT_SBit_MetricsRec  *metrics );
+
+
+FT_END_HEADER
+
+#endif /* __TTSBIT_H__ */
+
+
+/* END */