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

third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h

Index: third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h
diff --git a/third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h b/third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h
index eeb03dfd87f493f6a68839f4e211fc4cb42a9410..6a92e8d34c44b9daa6c812d049f042daf2ed1396 100644
--- a/third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h
+++ b/third_party/WebKit/Source/platform/graphics/DrawLooperBuilder.h
@@ -32,10 +32,10 @@
 #define DrawLooperBuilder_h
 
 #include "platform/PlatformExport.h"
+#include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/skia/include/effects/SkLayerDrawLooper.h"
 #include "wtf/Allocator.h"
 #include "wtf/Noncopyable.h"
-#include "wtf/PassRefPtr.h"
 #include <memory>
 
 class SkDrawLooper;
@@ -68,7 +68,7 @@ public:
 
     // Creates the SkDrawLooper and passes ownership to the caller. The builder
     // should not be used any more after calling this method.
-    PassRefPtr<SkDrawLooper> detachDrawLooper();
+    sk_sp<SkDrawLooper> detachDrawLooper();
 
     void addUnmodifiedContent();
     void addShadow(const FloatSize& offset, float blur, const Color&,