Make SkColorSpaceXform::New() take bare ptrs

src/codec/SkJpegCodec.cpp

Index: src/codec/SkJpegCodec.cpp
diff --git a/src/codec/SkJpegCodec.cpp b/src/codec/SkJpegCodec.cpp
index c865fbccd1a1bd9dae8de251e73f5f0274ae07ce..ac57799fb59de3334743115ba107ed3a1c3552b3 100644
--- a/src/codec/SkJpegCodec.cpp
+++ b/src/codec/SkJpegCodec.cpp
@@ -633,8 +633,7 @@ void SkJpegCodec::initializeSwizzler(const SkImageInfo& dstInfo, const Options&
 
 void SkJpegCodec::initializeColorXform(const SkImageInfo& dstInfo) {
     if (needs_color_xform(dstInfo, this->getInfo())) {
-        fColorXform = SkColorSpaceXform::New(sk_ref_sp(this->getInfo().colorSpace()),
-                                             sk_ref_sp(dstInfo.colorSpace()));
+        fColorXform = SkColorSpaceXform::New(this->getInfo().colorSpace(), dstInfo.colorSpace());
         SkASSERT(fColorXform);
     }
 }