Update DisplacementMapEffect to sk_sp

gm/imagefiltersscaled.cpp

Index: gm/imagefiltersscaled.cpp
diff --git a/gm/imagefiltersscaled.cpp b/gm/imagefiltersscaled.cpp
index 4c48aec869549e68b83f8bf23bb3fd9051de388d..756b7c624cf11c85851ce1ce64f480dc6537656b 100644
--- a/gm/imagefiltersscaled.cpp
+++ b/gm/imagefiltersscaled.cpp
@@ -98,12 +98,11 @@ protected:
                                     SkIntToScalar(3), SkIntToScalar(3), SK_ColorYELLOW,
                                     SkDropShadowImageFilter::kDrawShadowAndForeground_ShadowMode,
                                     nullptr),
-            sk_sp<SkImageFilter>(SkDisplacementMapEffect::Create(
-                                            SkDisplacementMapEffect::kR_ChannelSelectorType,
-                                            SkDisplacementMapEffect::kR_ChannelSelectorType,
-                                            SkIntToScalar(12),
-                                            gradient.get(),
-                                            checkerboard.get())),
+            SkDisplacementMapEffect::Make(SkDisplacementMapEffect::kR_ChannelSelectorType,
+                                          SkDisplacementMapEffect::kR_ChannelSelectorType,
+                                          SkIntToScalar(12),
+                                          std::move(gradient),
+                                          checkerboard),
             SkDilateImageFilter::Make(1, 1, checkerboard),
             SkErodeImageFilter::Make(1, 1, checkerboard),
             SkOffsetImageFilter::Make(SkIntToScalar(32), 0, nullptr),