Update SkComposeImageFilter to sk_sp

TBR=reed@google.com

GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1841233002

Review URL: https://codereview.chromium.org/1841233002
diff --git a/samplecode/SampleFilterFuzz.cpp b/samplecode/SampleFilterFuzz.cpp
index 751ef9b..103d8c4 100644
--- a/samplecode/SampleFilterFuzz.cpp
+++ b/samplecode/SampleFilterFuzz.cpp
@@ -646,13 +646,9 @@
                                                         &cropR));
         break;
     }
-    case COMPOSE: {
-        sk_sp<SkImageFilter> subFilter1(make_image_filter());
-        sk_sp<SkImageFilter> subFilter2(make_image_filter());
-        filter = sk_sp<SkImageFilter>(SkComposeImageFilter::Create(subFilter1.get(),
-                                                                   subFilter2.get()));
+    case COMPOSE:
+        filter = SkComposeImageFilter::Make(make_image_filter(), make_image_filter());
         break;
-    }
     case DISTANT_LIGHT: {
         sk_sp<SkImageFilter> subFilter(make_image_filter());