Remove the CSSOM.

sky/engine/core/css/CSSFilterRule.cpp

Index: sky/engine/core/css/CSSFilterRule.cpp
diff --git a/sky/engine/core/css/CSSFilterRule.cpp b/sky/engine/core/css/CSSFilterRule.cpp
deleted file mode 100644
index 1cb470de48660206df142d7286d03a56b97cb0d5..0000000000000000000000000000000000000000
--- a/sky/engine/core/css/CSSFilterRule.cpp
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
- * Copyright (C) 2013 Adobe Systems Incorporated. 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 THE COPYRIGHT HOLDER "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 HOLDER 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/CSSFilterRule.h"
-
-#include "sky/engine/core/css/PropertySetCSSStyleDeclaration.h"
-#include "sky/engine/core/css/StylePropertySet.h"
-#include "sky/engine/core/css/StyleRule.h"
-#include "sky/engine/wtf/text/StringBuilder.h"
-
-namespace blink {
-
-CSSFilterRule::CSSFilterRule(StyleRuleFilter* filterRule, CSSStyleSheet* parent)
-    : CSSRule(parent)
-    , m_filterRule(filterRule)
-{
-}
-
-CSSFilterRule::~CSSFilterRule()
-{
-#if !ENABLE(OILPAN)
-    if (m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper->clearParentRule();
-#endif
-}
-
-CSSStyleDeclaration* CSSFilterRule::style() const
-{
-    if (!m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_filterRule->mutableProperties(), const_cast<CSSFilterRule*>(this));
-    return m_propertiesCSSOMWrapper.get();
-}
-
-String CSSFilterRule::cssText() const
-{
-    StringBuilder result;
-    result.appendLiteral("@-webkit-filter ");
-
-    String filterName = m_filterRule->filterName();
-    result.append(filterName);
-    result.appendLiteral(" { ");
-
-    String descs = m_filterRule->properties().asText();
-    result.append(descs);
-    if (!descs.isEmpty())
-        result.append(' ');
-    result.append('}');
-
-    return result.toString();
-}
-
-void CSSFilterRule::reattach(StyleRuleBase* rule)
-{
-    ASSERT(rule);
-    m_filterRule = toStyleRuleFilter(rule);
-    if (m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper->reattach(m_filterRule->mutableProperties());
-}
-
-} // namespace blink
-