Rotate emoji with FreeType.

src/ports/SkFontHost_FreeType_common.h

Index: src/ports/SkFontHost_FreeType_common.h
diff --git a/src/ports/SkFontHost_FreeType_common.h b/src/ports/SkFontHost_FreeType_common.h
index 3801453e2214d0d093571d6b4cc625355dcbba44..6b50af27ab3acbdd3d62e520ec63c7ae68b4b28d 100644
--- a/src/ports/SkFontHost_FreeType_common.h
+++ b/src/ports/SkFontHost_FreeType_common.h
@@ -31,9 +31,8 @@ protected:
         : INHERITED(typeface, effects, desc)
     {}
 
-    void generateGlyphImage(FT_Face face, const SkGlyph& glyph);
+    void generateGlyphImage(FT_Face face, const SkGlyph& glyph, const SkMatrix& bitmapTransform);
     void generateGlyphPath(FT_Face face, SkPath* path);
-
 private:
     typedef SkScalerContext INHERITED;
 };