update callsites for Make image factories

not forced yet, as we still have the build-guard. waiting on chrome CL

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1810813003

TBR=

Review URL: https://codereview.chromium.org/1810813003
diff --git a/tests/ImageNewShaderTest.cpp b/tests/ImageNewShaderTest.cpp
index 0822dbd..b6266ed 100644
--- a/tests/ImageNewShaderTest.cpp
+++ b/tests/ImageNewShaderTest.cpp
@@ -44,7 +44,7 @@
 void runShaderTest(skiatest::Reporter* reporter, SkSurface* sourceSurface, SkSurface* destinationSurface, SkImageInfo& info) {
     paintSource(sourceSurface);
 
-    SkAutoTUnref<SkImage> sourceImage(sourceSurface->newImageSnapshot());
+    sk_sp<SkImage> sourceImage(sourceSurface->makeImageSnapshot());
     sk_sp<SkShader> sourceShader = sourceImage->makeShader(
             SkShader::kRepeat_TileMode,
             SkShader::kRepeat_TileMode);