Make sp variants for SkData

src/sfnt/SkOTUtils.cpp

Index: src/sfnt/SkOTUtils.cpp
diff --git a/src/sfnt/SkOTUtils.cpp b/src/sfnt/SkOTUtils.cpp
index 52d996fbc59c469e33e647f8c49bc483270e768a..683d750bda52a4cbef5c5f98781985cb91ca2fde 100644
--- a/src/sfnt/SkOTUtils.cpp
+++ b/src/sfnt/SkOTUtils.cpp
@@ -83,7 +83,7 @@ SkData* SkOTUtils::RenameFont(SkStreamAsset* fontData, const char* fontName, int
     size_t originalDataSize = fontData->getLength() - oldNameTablePhysicalSize;
     size_t newDataSize = originalDataSize + nameTablePhysicalSize;
 
-    SkAutoTUnref<SkData> rewrittenFontData(SkData::NewUninitialized(newDataSize));
+    auto rewrittenFontData = SkData::MakeUninitialized(newDataSize);
     SK_OT_BYTE* data = static_cast<SK_OT_BYTE*>(rewrittenFontData->writable_data());
 
     if (fontData->read(data, oldNameTableOffset) < oldNameTableOffset) {
@@ -157,7 +157,7 @@ SkData* SkOTUtils::RenameFont(SkStreamAsset* fontData, const char* fontName, int
         }
     }
 
-    return rewrittenFontData.detach();
+    return rewrittenFontData.release();
 }