Construct KeyframeEffectReadOnly objects

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

Index: third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.h
diff --git a/third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.h b/third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.h
index a7718f685c5567072b912bc2d0374d27afb17331..2077d3023d3ac8953f5fc89fba708319215d45e3 100644
--- a/third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.h
+++ b/third_party/WebKit/Source/core/animation/KeyframeEffectReadOnly.h
@@ -27,6 +27,12 @@ class CORE_EXPORT KeyframeEffectReadOnly : public AnimationEffectReadOnly {
  public:
   enum Priority { DefaultPriority, TransitionPriority };
 
+  static KeyframeEffectReadOnly* create(Element*,
+                                        EffectModel*,
+                                        const Timing&,
+                                        Priority = DefaultPriority,
+                                        EventDelegate* = nullptr);
+  // Web Animations API Bindings constructors.
   static KeyframeEffectReadOnly* create(
       ExecutionContext*,
       Element*,
@@ -111,8 +117,6 @@ class CORE_EXPORT KeyframeEffectReadOnly : public AnimationEffectReadOnly {
   Vector<int> m_compositorAnimationIds;
 };
 
-// TODO(suzyh): Replace calls to toKeyframeEffect with toKeyframeEffectReadOnly
-// where possible
 DEFINE_TYPE_CASTS(KeyframeEffectReadOnly,
                   AnimationEffectReadOnly,
                   animationNode,