SkPDF s/SkAutoTDelete/std::unique_ptr/

src/pdf/SkPDFTypes.cpp

Index: src/pdf/SkPDFTypes.cpp
diff --git a/src/pdf/SkPDFTypes.cpp b/src/pdf/SkPDFTypes.cpp
index b8727a9145d5ab1c813490b55088068a88184308..5eb5c39c0e1397898b8707dcbb502d68c6e6fd1a 100644
--- a/src/pdf/SkPDFTypes.cpp
+++ b/src/pdf/SkPDFTypes.cpp
@@ -473,7 +473,7 @@ void SkPDFSharedStream::emitObject(
     SkDynamicMemoryWStream buffer;
     SkDeflateWStream deflateWStream(&buffer);
     // Since emitObject is const, this function doesn't change the dictionary.
-    SkAutoTDelete<SkStreamAsset> dup(fAsset->duplicate());  // Cheap copy
+    std::unique_ptr<SkStreamAsset> dup(fAsset->duplicate());  // Cheap copy
     SkASSERT(dup);
     SkStreamCopy(&deflateWStream, dup.get());
     deflateWStream.finalize();