Revert of Update DisplacementMapEffect to sk_sp

samplecode/SampleFilterFuzz.cpp

Index: samplecode/SampleFilterFuzz.cpp
diff --git a/samplecode/SampleFilterFuzz.cpp b/samplecode/SampleFilterFuzz.cpp
index 12b6a8af9993976ae7b918c0ff53adea878ffd80..5f06731ae5203128d46f7f8cbb3a0d65b0c0d9af 100644
--- a/samplecode/SampleFilterFuzz.cpp
+++ b/samplecode/SampleFilterFuzz.cpp
@@ -709,13 +709,17 @@
         }
         break;
     }
-    case DISPLACE:
-        filter = SkDisplacementMapEffect::Make(make_channel_selector_type(),
-                                               make_channel_selector_type(),
-                                               make_scalar(),
-                                               make_image_filter(false),
-                                               make_image_filter());
-        break;
+    case DISPLACE: {
+        sk_sp<SkImageFilter> subFilter1(make_image_filter(false));
+        sk_sp<SkImageFilter> subFilter2(make_image_filter());
+
+        filter = sk_sp<SkImageFilter>(SkDisplacementMapEffect::Create(make_channel_selector_type(),
+                                                                      make_channel_selector_type(),
+                                                                      make_scalar(),
+                                                                      subFilter1.get(),
+                                                                      subFilter2.get()));
+        break;
+    }
     case TILE: {
         sk_sp<SkImageFilter> subFilter(make_image_filter(false));