Delete unused AnimatableValue code

third_party/WebKit/Source/core/animation/animatable/AnimatableStrokeDasharrayList.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
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * 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
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "core/animation/animatable/AnimatableStrokeDasharrayList.h"
-
-#include "core/animation/animatable/AnimatableLength.h"
-
-namespace blink {
-
-AnimatableStrokeDasharrayList::AnimatableStrokeDasharrayList(
-    PassRefPtr<SVGDashArray> passLengths,
-    float zoom) {
-  RefPtr<SVGDashArray> lengths = passLengths;
-  for (const Length& dashLength : lengths->vector())
-    m_values.push_back(AnimatableLength::create(dashLength, zoom));
-}
-
-PassRefPtr<SVGDashArray> AnimatableStrokeDasharrayList::toSVGDashArray(
-    float zoom) const {
-  RefPtr<SVGDashArray> lengths = SVGDashArray::create();
-  for (const auto& dashLength : m_values)
-    lengths->append(toAnimatableLength(dashLength.get())
-                        ->getLength(zoom, ValueRangeNonNegative));
-  return lengths.release();
-}
-
-bool AnimatableStrokeDasharrayList::usesDefaultInterpolationWith(
-    const AnimatableValue* value) const {
-  Vector<RefPtr<AnimatableValue>> from = m_values;
-  Vector<RefPtr<AnimatableValue>> to =
-      toAnimatableStrokeDasharrayList(value)->m_values;
-  return !from.isEmpty() && !to.isEmpty() &&
-         AnimatableRepeatable::usesDefaultInterpolationWith(value);
-}
-
-PassRefPtr<AnimatableValue> AnimatableStrokeDasharrayList::interpolateTo(
-    const AnimatableValue* value,
-    double fraction) const {
-  if (usesDefaultInterpolationWith(value))
-    return defaultInterpolateTo(this, value, fraction);
-
-  Vector<RefPtr<AnimatableValue>> from = m_values;
-  Vector<RefPtr<AnimatableValue>> to =
-      toAnimatableStrokeDasharrayList(value)->m_values;
-
-  // The spec states that if the sum of all values is zero, this should be
-  // treated like a value of 'none', which means that a solid line is drawn.
-  // Since we animate to and from values of zero, treat a value of 'none' the
-  // same. If both the two and from values are 'none', we return 'none'
-  // rather than '0 0'.
-  if (from.isEmpty() && to.isEmpty())
-    return takeConstRef(this);
-  if (from.isEmpty() || to.isEmpty()) {
-    DEFINE_STATIC_REF(AnimatableLength, zeroPixels,
-                      (AnimatableLength::create(Length(Fixed), 1)));
-    if (from.isEmpty()) {
-      from.push_back(zeroPixels);
-      from.push_back(zeroPixels);
-    }
-    if (to.isEmpty()) {
-      to.push_back(zeroPixels);
-      to.push_back(zeroPixels);
-    }
-  }
-
-  Vector<RefPtr<AnimatableValue>> interpolatedValues;
-  bool success = interpolateLists(from, to, fraction, interpolatedValues);
-  ALLOW_UNUSED_LOCAL(success);
-  return adoptRef(new AnimatableStrokeDasharrayList(interpolatedValues));
-}
-
-}  // namespace blink