Merge DOMSettableTokensList into DOMTokensList

third_party/WebKit/Source/core/html/ClassList.h

Index: third_party/WebKit/Source/core/html/ClassList.h
diff --git a/third_party/WebKit/Source/core/html/ClassList.h b/third_party/WebKit/Source/core/html/ClassList.h
index 3227520e916b532424f409138b274e94653c1560..146550b48f3fd564696768a2fb7d876d2851863b 100644
--- a/third_party/WebKit/Source/core/html/ClassList.h
+++ b/third_party/WebKit/Source/core/html/ClassList.h
@@ -30,7 +30,6 @@
 #include "core/dom/Element.h"
 #include "core/dom/SpaceSplitString.h"
 #include "wtf/OwnPtr.h"
-#include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
@@ -40,16 +39,11 @@ typedef int ExceptionCode;
 
 class ClassList final : public DOMTokenList {
 public:
-    static PassOwnPtrWillBeRawPtr<ClassList> create(Element* element)
+    static PassRefPtrWillBeRawPtr<ClassList> create(Element* element)
     {
-        return adoptPtrWillBeNoop(new ClassList(element));
+        return adoptRefWillBeNoop(new ClassList(element));
     }
 
-#if !ENABLE(OILPAN)
-    void ref() override;
-    void deref() override;
-#endif
-
     unsigned length() const override;
     const AtomicString item(unsigned index) const override;