Remove unused AnimatableValue types

third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp

Index: third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp
diff --git a/third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp b/third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp
index 6e29ab6b1e5b3840f903ca5ff32060c096e614e0..31d125defe926fbe9e3017952acd99f98d66bb6b 100644
--- a/third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp
+++ b/third_party/WebKit/Source/core/animation/animatable/AnimatableFilterOperations.cpp
@@ -34,21 +34,15 @@
 
 namespace blink {
 
-bool AnimatableFilterOperations::UsesDefaultInterpolationWith(
-    const AnimatableValue* value) const {
-  const AnimatableFilterOperations* target =
-      ToAnimatableFilterOperations(value);
-  return !Operations().CanInterpolateWith(target->Operations());
-}
-
 PassRefPtr<AnimatableValue> AnimatableFilterOperations::InterpolateTo(
     const AnimatableValue* value,
     double fraction) const {
-  if (UsesDefaultInterpolationWith(value))
-    return DefaultInterpolateTo(this, value, fraction);
-
   const AnimatableFilterOperations* target =
       ToAnimatableFilterOperations(value);
+
+  if (!Operations().CanInterpolateWith(target->Operations()))
+    return DefaultInterpolateTo(this, value, fraction);
+
   FilterOperations result;
   size_t from_size = Operations().size();
   size_t to_size = target->Operations().size();
@@ -70,8 +64,4 @@ PassRefPtr<AnimatableValue> AnimatableFilterOperations::InterpolateTo(
   return AnimatableFilterOperations::Create(result);
 }
 
-bool AnimatableFilterOperations::EqualTo(const AnimatableValue* value) const {
-  return Operations() == ToAnimatableFilterOperations(value)->Operations();
-}
-
 }  // namespace blink