Revert "Web Animations: Introduce String based KeyframeEffectModel"

Source/core/animation/StringKeyframe.cpp

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "config.h"
-#include "core/animation/StringKeyframe.h"
-
-namespace WebCore {
-
-StringKeyframe::StringKeyframe(const StringKeyframe& copyFrom)
-    : Keyframe(copyFrom.m_offset, copyFrom.m_composite, copyFrom.m_easing)
-{
-    for (typename PropertyValueMap::const_iterator iter = copyFrom.m_propertyValues.begin(); iter != copyFrom.m_propertyValues.end(); ++iter)
-        setPropertyValue(iter->key, iter->value);
-}
-
-PropertySet StringKeyframe::properties() const
-{
-    // This is not used in time-critical code, so we probably don't need to
-    // worry about caching this result.
-    PropertySet properties;
-    for (typename PropertyValueMap::const_iterator iter = m_propertyValues.begin(); iter != m_propertyValues.end(); ++iter)
-        properties.add(*iter.keys());
-    return properties;
-}
-
-PassRefPtrWillBeRawPtr<Keyframe> StringKeyframe::clone() const OVERRIDE
-{
-    return adoptRefWillBeNoop(new StringKeyframe(*this));
-}
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::createPropertySpecificKeyframe(CSSPropertyID property) const
-{
-    return adoptPtr(new PropertySpecificKeyframe(offset(), easing(), propertyValue(property), composite()));
-}
-
-StringKeyframe::PropertySpecificKeyframe::PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, const String& value, AnimationEffect::CompositeOperation op)
-    : Keyframe::PropertySpecificKeyframe(offset, easing, op)
-    , m_value(value)
-{ }
-
-StringKeyframe::PropertySpecificKeyframe::PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, const String& value)
-    : Keyframe::PropertySpecificKeyframe(offset, easing, AnimationEffect::CompositeReplace)
-    , m_value(value)
-{
-    ASSERT(!isNull(m_offset));
-}
-
-PassRefPtr<Interpolation> StringKeyframe::PropertySpecificKeyframe::createInterpolation(CSSPropertyID property, Keyframe::PropertySpecificKeyframe* end) const
-{
-    ASSERT_UNUSED(end, end);
-    // FIXME: Convert string keyframe value pairs to interpolations.
-    return nullptr;
-}
-
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const
-{
-    return adoptPtr(new StringKeyframe::PropertySpecificKeyframe(offset, easing, emptyString(), AnimationEffect::CompositeAdd));
-}
-
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::cloneWithOffset(double offset) const
-{
-    Keyframe::PropertySpecificKeyframe *theClone = new PropertySpecificKeyframe(offset, m_easing, m_value);
-    return adoptPtr(theClone);
-}
-
-}