Remove PaintCanvas::writePixels

cc/paint/skia_paint_canvas.cc

Index: cc/paint/skia_paint_canvas.cc
diff --git a/cc/paint/skia_paint_canvas.cc b/cc/paint/skia_paint_canvas.cc
index 50341077e614444fd8588b23ef7db06628fb5411..57901afc3d1f20d88569f6bfa551c543e9acb36a 100644
--- a/cc/paint/skia_paint_canvas.cc
+++ b/cc/paint/skia_paint_canvas.cc
@@ -38,14 +38,6 @@ void SkiaPaintCanvas::flush() {
   canvas_->flush();
 }
 
-bool SkiaPaintCanvas::writePixels(const SkImageInfo& info,
-                                  const void* pixels,
-                                  size_t row_bytes,
-                                  int x,
-                                  int y) {
-  return canvas_->writePixels(info, pixels, row_bytes, x, y);
-}
-
 int SkiaPaintCanvas::save() {
   return canvas_->save();
 }