Add another dollop of sk_sp to SkSpecialImage and SkSpecialSurface

src/effects/SkDisplacementMapEffect.cpp

Index: src/effects/SkDisplacementMapEffect.cpp
diff --git a/src/effects/SkDisplacementMapEffect.cpp b/src/effects/SkDisplacementMapEffect.cpp
index c52b9587462e9b5ac304d9ad2887961f7b35cc42..a8f0b81d735d7d6a9de0a2213c226905b4890789 100644
--- a/src/effects/SkDisplacementMapEffect.cpp
+++ b/src/effects/SkDisplacementMapEffect.cpp
@@ -323,7 +323,7 @@ sk_sp<SkSpecialImage> SkDisplacementMapEffect::onFilterImage(SkSpecialImage* sou
         desc.fHeight = bounds.height();
         desc.fConfig = kSkia8888_GrPixelConfig;
 
-        SkAutoTUnref<GrTexture> dst(context->textureProvider()->createApproxTexture(desc));
+        sk_sp<GrTexture> dst(context->textureProvider()->createApproxTexture(desc));
         if (!dst) {
             return nullptr;
         }
@@ -357,7 +357,7 @@ sk_sp<SkSpecialImage> SkDisplacementMapEffect::onFilterImage(SkSpecialImage* sou
         offset->fY = bounds.top();
         return SkSpecialImage::MakeFromGpu(SkIRect::MakeWH(bounds.width(), bounds.height()),
                                            kNeedNewImageUniqueID_SpecialImage,
-                                           dst);
+                                           std::move(dst));
     }
 #endif