Change (Pass)RefPtr<SkXxx> into sk_sp<SkXxx>.

third_party/WebKit/Source/core/frame/ImageBitmap.h

Index: third_party/WebKit/Source/core/frame/ImageBitmap.h
diff --git a/third_party/WebKit/Source/core/frame/ImageBitmap.h b/third_party/WebKit/Source/core/frame/ImageBitmap.h
index b6f2590d2c6fdd5f7714044d6b6fbf174237b32f..312a62d266634767796733741f49430ce3bb9cb1 100644
--- a/third_party/WebKit/Source/core/frame/ImageBitmap.h
+++ b/third_party/WebKit/Source/core/frame/ImageBitmap.h
@@ -16,6 +16,7 @@
 #include "platform/graphics/ImageBuffer.h"
 #include "platform/graphics/StaticBitmapImage.h"
 #include "platform/heap/Handle.h"
+#include "third_party/skia/include/core/SkRefCnt.h"
 #include "wtf/PassRefPtr.h"
 #include <memory>
 
@@ -48,7 +49,7 @@ public:
     // isImageBitmapPremultiplied indicates whether the original ImageBitmap is premultiplied or not.
     // isImageBitmapOriginClean indicates whether the original ImageBitmap is origin clean or not.
     static ImageBitmap* create(std::unique_ptr<uint8_t[]> data, uint32_t width, uint32_t height, bool isImageBitmapPremultiplied, bool isImageBitmapOriginClean);
-    static PassRefPtr<SkImage> getSkImageFromDecoder(std::unique_ptr<ImageDecoder>);
+    static sk_sp<SkImage> getSkImageFromDecoder(std::unique_ptr<ImageDecoder>);
     static bool isResizeOptionValid(const ImageBitmapOptions&, ExceptionState&);
     static bool isSourceSizeValid(int sourceWidth, int sourceHeight, ExceptionState&);