Update SkMatrixImageFilter to sk_sp

gm/filterfastbounds.cpp

Index: gm/filterfastbounds.cpp
diff --git a/gm/filterfastbounds.cpp b/gm/filterfastbounds.cpp
index a254ec92c3e0afadf04e4ce9984866c62b7961db..6ae4e740dea71ecaf71462f2f2eb51276cf80656 100644
--- a/gm/filterfastbounds.cpp
+++ b/gm/filterfastbounds.cpp
@@ -95,7 +95,7 @@ static void create_paints(SkTArray<SkPaint>* paints, sk_sp<SkImageFilter> source
         scale.setScale(2.0f, 2.0f);
 
         sk_sp<SkImageFilter> scaleMIF(
-            SkImageFilter::CreateMatrixFilter(scale, kLow_SkFilterQuality, source.get()));
+            SkImageFilter::MakeMatrixFilter(scale, kLow_SkFilterQuality, source));
 
         add_paint(paints, std::move(scaleMIF));
     }
@@ -105,7 +105,7 @@ static void create_paints(SkTArray<SkPaint>* paints, sk_sp<SkImageFilter> source
         rot.setRotate(-33.3f);
 
         sk_sp<SkImageFilter> rotMIF(
-            SkImageFilter::CreateMatrixFilter(rot, kLow_SkFilterQuality, source.get()));
+            SkImageFilter::MakeMatrixFilter(rot, kLow_SkFilterQuality, source));
 
         add_paint(paints, std::move(rotMIF));
     }