change SkStreams to work with sk_sp<SkData> instead of SkData*

src/codec/SkCodec.cpp

Index: src/codec/SkCodec.cpp
diff --git a/src/codec/SkCodec.cpp b/src/codec/SkCodec.cpp
index 2372f4ce5b04457a921d0a82f4551f49e73c0b95..b076954adcbcef936a9d859a49b4af6b60ebb070 100644
--- a/src/codec/SkCodec.cpp
+++ b/src/codec/SkCodec.cpp
@@ -107,7 +107,7 @@ SkCodec* SkCodec::NewFromStream(SkStream* stream,
     return nullptr;
 }
 
-SkCodec* SkCodec::NewFromData(SkData* data, SkPngChunkReader* reader) {
+SkCodec* SkCodec::NewFromData(sk_sp<SkData> data, SkPngChunkReader* reader) {
     if (!data) {
         return nullptr;
     }