Remove unused AnimatableValue types

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

-/*
- * 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
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- * in the documentation and/or other materials provided with the
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- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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- */
-
-#include "core/animation/animatable/AnimatableLengthBox.h"
-
-namespace blink {
-
-PassRefPtr<AnimatableValue> AnimatableLengthBox::InterpolateTo(
-    const AnimatableValue* value,
-    double fraction) const {
-  const AnimatableLengthBox* length_box = ToAnimatableLengthBox(value);
-  return AnimatableLengthBox::Create(
-      AnimatableValue::Interpolate(this->Left(), length_box->Left(), fraction),
-      AnimatableValue::Interpolate(this->Right(), length_box->Right(),
-                                   fraction),
-      AnimatableValue::Interpolate(this->Top(), length_box->Top(), fraction),
-      AnimatableValue::Interpolate(this->Bottom(), length_box->Bottom(),
-                                   fraction));
-}
-
-bool AnimatableLengthBox::UsesDefaultInterpolationWith(
-    const AnimatableValue* other) const {
-  const AnimatableLengthBox& other_box = ToAnimatableLengthBox(*other);
-  return UsesDefaultInterpolation(Left(), other_box.Left()) ||
-         UsesDefaultInterpolation(Right(), other_box.Right()) ||
-         UsesDefaultInterpolation(Top(), other_box.Top()) ||
-         UsesDefaultInterpolation(Bottom(), other_box.Bottom());
-}
-
-bool AnimatableLengthBox::EqualTo(const AnimatableValue* value) const {
-  const AnimatableLengthBox* length_box = ToAnimatableLengthBox(value);
-  return Left()->Equals(length_box->Left()) &&
-         Right()->Equals(length_box->Right()) &&
-         Top()->Equals(length_box->Top()) &&
-         Bottom()->Equals(length_box->Bottom());
-}
-
-}  // namespace blink