Implement AnimationEffectTimingReadOnly interface

third_party/WebKit/Source/core/animation/AnimationEffectTiming.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AnimationEffectTiming_h
 #define AnimationEffectTiming_h
 
-#include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/animation/AnimationEffectReadOnly.h"
+#include "core/animation/AnimationEffectTimingReadOnly.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class ExceptionState;
 class UnrestrictedDoubleOrString;
 
-class CORE_EXPORT AnimationEffectTiming
-    : public GarbageCollected<AnimationEffectTiming>,
-      public ScriptWrappable {
+class CORE_EXPORT AnimationEffectTiming : public AnimationEffectTimingReadOnly {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   static AnimationEffectTiming* create(AnimationEffectReadOnly* parent);
-  double delay();
-  double endDelay();
-  String fill();
-  double iterationStart();
-  double iterations();
-  void duration(UnrestrictedDoubleOrString&);
-  double playbackRate();
-  String direction();
-  String easing();
 
   void setDelay(double);
   void setEndDelay(double);
   void setFill(String);
   void setIterationStart(double, ExceptionState&);
   void setIterations(double, ExceptionState&);
   void setDuration(const UnrestrictedDoubleOrString&, ExceptionState&);
   void setPlaybackRate(double);
   void setDirection(String);
   void setEasing(String, ExceptionState&);
 
-  DECLARE_TRACE();
+  bool isAnimationEffectTiming() const override { return true; }
+
+  DECLARE_VIRTUAL_TRACE();
 
  private:
-  Member<AnimationEffectReadOnly> m_parent;
   explicit AnimationEffectTiming(AnimationEffectReadOnly*);
 };
 
+DEFINE_TYPE_CASTS(AnimationEffectTiming,
+                  AnimationEffectTimingReadOnly,
+                  timing,
+                  timing->isAnimationEffectTiming(),
+                  timing.isAnimationEffectTiming());
+
 }  // namespace blink
 
 #endif