switch surface to sk_sp

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1817383002
CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot

Review URL: https://codereview.chromium.org/1817383002
diff --git a/tests/ImageNewShaderTest.cpp b/tests/ImageNewShaderTest.cpp
index b6266ed..4ae0b6d 100644
--- a/tests/ImageNewShaderTest.cpp
+++ b/tests/ImageNewShaderTest.cpp
@@ -104,8 +104,8 @@
 DEF_TEST(ImageNewShader, reporter) {
     SkImageInfo info = SkImageInfo::MakeN32Premul(5, 5);
 
-    SkAutoTUnref<SkSurface> sourceSurface(SkSurface::NewRaster(info));
-    SkAutoTUnref<SkSurface> destinationSurface(SkSurface::NewRaster(info));
+    auto sourceSurface(SkSurface::MakeRaster(info));
+    auto destinationSurface(SkSurface::MakeRaster(info));
 
     runShaderTest(reporter, sourceSurface.get(), destinationSurface.get(), info);
 }
@@ -115,10 +115,8 @@
 void gpuToGpu(skiatest::Reporter* reporter, GrContext* context) {
     SkImageInfo info = SkImageInfo::MakeN32Premul(5, 5);
 
-    SkAutoTUnref<SkSurface> sourceSurface(
-        SkSurface::NewRenderTarget(context, SkBudgeted::kNo, info));
-    SkAutoTUnref<SkSurface> destinationSurface(
-        SkSurface::NewRenderTarget(context, SkBudgeted::kNo, info));
+    auto sourceSurface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
+    auto destinationSurface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
 
     runShaderTest(reporter, sourceSurface.get(), destinationSurface.get(), info);
 }
@@ -126,9 +124,8 @@
 void gpuToRaster(skiatest::Reporter* reporter, GrContext* context) {
     SkImageInfo info = SkImageInfo::MakeN32Premul(5, 5);
 
-    SkAutoTUnref<SkSurface> sourceSurface(SkSurface::NewRenderTarget(context,
-        SkBudgeted::kNo, info));
-    SkAutoTUnref<SkSurface> destinationSurface(SkSurface::NewRaster(info));
+    auto sourceSurface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
+    auto destinationSurface(SkSurface::MakeRaster(info));
 
     runShaderTest(reporter, sourceSurface.get(), destinationSurface.get(), info);
 }
@@ -136,9 +133,8 @@
 void rasterToGpu(skiatest::Reporter* reporter, GrContext* context) {
     SkImageInfo info = SkImageInfo::MakeN32Premul(5, 5);
 
-    SkAutoTUnref<SkSurface> sourceSurface(SkSurface::NewRaster(info));
-    SkAutoTUnref<SkSurface> destinationSurface(SkSurface::NewRenderTarget(context,
-        SkBudgeted::kNo, info));
+    auto sourceSurface(SkSurface::MakeRaster(info));
+    auto destinationSurface(SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info));
 
     runShaderTest(reporter, sourceSurface.get(), destinationSurface.get(), info);
 }