added optimizations to speed up skinning

Docs-Preview: https://skia.org/?cl=145148
Bug: skia:
Change-Id: If27722105a1e8999f6440b6fd4044cc1f327827e
Reviewed-on: https://skia-review.googlesource.com/145148
Commit-Queue: Ruiqi Mao <ruiqimao@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
diff --git a/include/utils/SkLuaCanvas.h b/include/utils/SkLuaCanvas.h
index e29e0b5..0b43da6 100644
--- a/include/utils/SkLuaCanvas.h
+++ b/include/utils/SkLuaCanvas.h
@@ -58,8 +58,8 @@
                          const SkPaint*, SrcRectConstraint) override;
     void onDrawBitmapNine(const SkBitmap&, const SkIRect& center, const SkRect& dst,
                           const SkPaint*) override;
-    void onDrawVerticesObject(const SkVertices*, const SkMatrix* bones, int boneCount, SkBlendMode,
-                              const SkPaint&) override;
+    void onDrawVerticesObject(const SkVertices*, const SkVertices::Bone bones[], int boneCount,
+                              SkBlendMode, const SkPaint&) override;
 
     void onClipRect(const SkRect&, SkClipOp, ClipEdgeStyle) override;
     void onClipRRect(const SkRRect&, SkClipOp, ClipEdgeStyle) override;