update callsites for Make image factories

tools/imgslice.cpp

Index: tools/imgslice.cpp
diff --git a/tools/imgslice.cpp b/tools/imgslice.cpp
index 8128f77dd43d1e8072c19fa64c4d2d3002f2eae5..3585c06352ec8cd3636c6541c2187757d9f3fbc1 100644
--- a/tools/imgslice.cpp
+++ b/tools/imgslice.cpp
@@ -59,7 +59,7 @@ int tool_main(int argc, char** argv) {
         return kError;       
     }
 
-    SkAutoTUnref<SkData> data(SkData::NewFromFileName(FLAGS_image[0]));
+    sk_sp<SkData> data(SkData::MakeFromFileName(FLAGS_image[0]));
     if (nullptr == data) {
         if (!FLAGS_quiet) {
             SkDebugf("Couldn't open file: %s\n", FLAGS_image[0]);
@@ -67,7 +67,7 @@ int tool_main(int argc, char** argv) {
         return kError;
     }
 
-    SkAutoTDelete<SkImage> image(SkImage::NewFromEncoded(data));
+    sk_sp<SkImage> image(SkImage::MakeFromEncoded(data));
     if (!image) {
         if (!FLAGS_quiet) {
             SkDebugf("Couldn't create image for: %s.\n", FLAGS_image[0]);