Update SkMatrixImageFilter to sk_sp

TBR=reed@google.com

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1858353002

Review URL: https://codereview.chromium.org/1858353002
diff --git a/gm/imageresizetiled.cpp b/gm/imageresizetiled.cpp
index d925298..3c70a2c 100644
--- a/gm/imageresizetiled.cpp
+++ b/gm/imageresizetiled.cpp
@@ -18,9 +18,9 @@
         SkPaint paint;
         SkMatrix matrix;
         matrix.setScale(RESIZE_FACTOR, RESIZE_FACTOR);
-        SkAutoTUnref<SkImageFilter> imageFilter(
-            SkImageFilter::CreateMatrixFilter(matrix, kNone_SkFilterQuality));
-        paint.setImageFilter(imageFilter.get());
+        paint.setImageFilter(SkImageFilter::MakeMatrixFilter(matrix,
+                                                             kNone_SkFilterQuality,
+                                                             nullptr));
         const SkScalar tile_size = SkIntToScalar(100);
         SkRect bounds;
         canvas->getClipBounds(&bounds);