Update freetype to 5e094c6fb2ddd6e8901a5679e2cbb8fa476a38ee

Integrated patches from freetype2 git repository, up to hashval
5e094c6fb2ddd6e8901a5679e2cbb8fa476a38ee, which is post-2.4.12.

Most recent commit message from freetype git:
  [truetype] Improve handling of broken sbit advance widths.

Noteworthy patches included:
  [cff] Add a new Type 2 interpreter and hinter.
  Add support for color embedded bitmaps (eg. color emoji).

Change-Id: Ia8b6a67bc18f841b24f44edf80f81f663185b598

1 files changed, 21 insertions, 9 deletions

diff --git a/src/autofit/afloader.h b/src/autofit/afloader.h
index eec0e92..1f34d17 100644
--- a/src/autofit/afloader.h
+++ b/src/autofit/afloader.h
@@ -25,11 +25,24 @@
 
 FT_BEGIN_HEADER
 
-  typedef struct AF_LoaderRec_
+  typedef struct AF_ModuleRec_*  AF_Module;
+
+  /*
+   *  The autofitter module's (global) data structure to communicate with
+   *  actual fonts.  If necessary, `local' data like the current face, the
+   *  current face's auto-hint data, or the current glyph's parameters
+   *  relevant to auto-hinting are `swapped in'.  Cf. functions like
+   *  `af_loader_reset' and `af_loader_load_g'.
+   */
+
+  typedef struct  AF_LoaderRec_
   {
-    FT_Face           face;           /* current face */
-    AF_FaceGlobals    globals;        /* current face globals */
-    FT_GlyphLoader    gloader;        /* glyph loader */
+    /* current face data */
+    FT_Face           face;
+    AF_FaceGlobals    globals;
+
+    /* current glyph data */
+    FT_GlyphLoader    gloader;
     AF_GlyphHintsRec  hints;
     AF_ScriptMetrics  metrics;
     FT_Bool           transformed;
@@ -43,21 +56,20 @@ FT_BEGIN_HEADER
 
 
   FT_LOCAL( FT_Error )
-  af_loader_init( AF_Loader  loader,
-                  FT_Memory  memory );
+  af_loader_init( AF_Module  module );
 
 
   FT_LOCAL( FT_Error )
-  af_loader_reset( AF_Loader  loader,
+  af_loader_reset( AF_Module  module,
                    FT_Face    face );
 
 
   FT_LOCAL( void )
-  af_loader_done( AF_Loader  loader );
+  af_loader_done( AF_Module  module );
 
 
   FT_LOCAL( FT_Error )
-  af_loader_load_glyph( AF_Loader  loader,
+  af_loader_load_glyph( AF_Module  module,
                         FT_Face    face,
                         FT_UInt    gindex,
                         FT_Int32   load_flags );