Remove the CSSOM.

sky/engine/core/css/StyleKeyframe.cpp

 /*
  * Copyright (C) 2007, 2008, 2012 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. 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.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 "sky/engine/config.h"
-#include "sky/engine/core/css/CSSKeyframeRule.h"
+#include "sky/engine/core/css/StyleKeyframe.h"
 
-#include "sky/engine/core/css/CSSKeyframesRule.h"
-#include "sky/engine/core/css/PropertySetCSSStyleDeclaration.h"
 #include "sky/engine/core/css/StylePropertySet.h"
 #include "sky/engine/core/css/parser/BisonCSSParser.h"
-#include "sky/engine/core/frame/UseCounter.h"
 #include "sky/engine/wtf/text/StringBuilder.h"
 
 namespace blink {
 
 StyleKeyframe::StyleKeyframe()
 {
 }
 
 StyleKeyframe::~StyleKeyframe()
 {
@@ skipping 85 matching lines @@
             // "If a keyframe selector specifies negative percentage values
             // or values higher than 100%, then the keyframe will be ignored."
             keyVector->clear();
             break;
         }
         keyVector->at(i) = key / 100;
     }
     return keyVector.release();
 }
 
-CSSKeyframeRule::CSSKeyframeRule(StyleKeyframe* keyframe, CSSKeyframesRule* parent)
-    : CSSRule(0)
-    , m_keyframe(keyframe)
-{
-    setParentRule(parent);
-}
-
-CSSKeyframeRule::~CSSKeyframeRule()
-{
-#if !ENABLE(OILPAN)
-    if (m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper->clearParentRule();
-#endif
-}
-
-CSSStyleDeclaration* CSSKeyframeRule::style() const
-{
-    if (!m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_keyframe->mutableProperties(), const_cast<CSSKeyframeRule*>(this));
-    return m_propertiesCSSOMWrapper.get();
-}
-
-void CSSKeyframeRule::reattach(StyleRuleBase*)
-{
-    // No need to reattach, the underlying data is shareable on mutation.
-    ASSERT_NOT_REACHED();
-}
-
 } // namespace blink