SkPDF: SkPDFStream takes a unique_ptr

src/pdf/SkPDFDocument.cpp

Index: src/pdf/SkPDFDocument.cpp
diff --git a/src/pdf/SkPDFDocument.cpp b/src/pdf/SkPDFDocument.cpp
index 221f240ba07c19fd221198623d95066cbb28650f..2b7eda1307fd574a3bc9cbd07eeb7788ab119bc7 100644
--- a/src/pdf/SkPDFDocument.cpp
+++ b/src/pdf/SkPDFDocument.cpp
@@ -278,8 +278,7 @@ void SkPDFDocument::onEndPage() {
     if (annotations->size() > 0) {
         page->insertObject("Annots", std::move(annotations));
     }
-    auto contentData = fPageDevice->content();
-    auto contentObject = sk_make_sp<SkPDFStream>(contentData.get());
+    auto contentObject = sk_make_sp<SkPDFStream>(fPageDevice->content());
     this->serialize(contentObject);
     page->insertObjRef("Contents", std::move(contentObject));
     fPageDevice->appendDestinations(fDests.get(), page.get());