Retire unused method forEachInterpolation

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

Index: third_party/WebKit/Source/core/animation/InterpolationEffect.h
diff --git a/third_party/WebKit/Source/core/animation/InterpolationEffect.h b/third_party/WebKit/Source/core/animation/InterpolationEffect.h
index a100adbf55aedcc53fee8e80907c3dc0447c3d8c..a99f8ebe9ab82a413a467b664aea61a07c79fd4b 100644
--- a/third_party/WebKit/Source/core/animation/InterpolationEffect.h
+++ b/third_party/WebKit/Source/core/animation/InterpolationEffect.h
@@ -41,13 +41,6 @@ public:
 
     void addInterpolationsFromKeyframes(PropertyHandle, const Keyframe::PropertySpecificKeyframe& keyframeA, const Keyframe::PropertySpecificKeyframe& keyframeB, double applyFrom, double applyTo);
 
-    template<typename T>
-    inline void forEachInterpolation(const T& callback)
-    {
-        for (auto& record : m_interpolations)
-            callback(*record.m_interpolation);
-    }
-
 private:
     struct InterpolationRecord {
         InterpolationRecord(PassRefPtr<Interpolation> interpolation, PassRefPtr<TimingFunction> easing, double start, double end, double applyFrom, double applyTo)