Remove unused AnimatableValue types

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

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 34 matching lines @@
 
   ~AnimatableFilterOperations() override {}
 
   const FilterOperations& Operations() const {
     return operation_wrapper_->Operations();
   }
 
  protected:
   PassRefPtr<AnimatableValue> InterpolateTo(const AnimatableValue*,
                                             double fraction) const override;
-  bool UsesDefaultInterpolationWith(const AnimatableValue*) const override;
 
  private:
   AnimatableFilterOperations(const FilterOperations& operations)
       : operation_wrapper_(FilterOperationsWrapper::Create(operations)) {}
 
-  bool EqualTo(const AnimatableValue*) const override;
   AnimatableType GetType() const override { return kTypeFilterOperations; }
 
   Persistent<FilterOperationsWrapper> operation_wrapper_;
 };
 
 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableFilterOperations,
                                    IsFilterOperations());
 
 }  // namespace blink
 
 #endif  // AnimatableFilterOperations_h