Remove the CSSOM.

sky/engine/core/css/CSSStyleRule.cpp

Index: sky/engine/core/css/CSSStyleRule.cpp
diff --git a/sky/engine/core/css/CSSStyleRule.cpp b/sky/engine/core/css/CSSStyleRule.cpp
deleted file mode 100644
index dc7a9409bf3d27da3cc7998b2225acac6417280b..0000000000000000000000000000000000000000
--- a/sky/engine/core/css/CSSStyleRule.cpp
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2002, 2005, 2006, 2008, 2012 Apple Inc. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#include "sky/engine/config.h"
-#include "sky/engine/core/css/CSSStyleRule.h"
-
-#include "sky/engine/core/css/CSSSelector.h"
-#include "sky/engine/core/css/CSSStyleSheet.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/core/css/parser/BisonCSSParser.h"
-#include "sky/engine/wtf/text/StringBuilder.h"
-
-namespace blink {
-
-typedef HashMap<const CSSStyleRule*, String> SelectorTextCache;
-static SelectorTextCache& selectorTextCache()
-{
-    DEFINE_STATIC_LOCAL(SelectorTextCache, cache, ());
-    return cache;
-}
-
-CSSStyleRule::CSSStyleRule(StyleRule* styleRule, CSSStyleSheet* parent)
-    : CSSRule(parent)
-    , m_styleRule(styleRule)
-{
-}
-
-CSSStyleRule::~CSSStyleRule()
-{
-#if !ENABLE(OILPAN)
-    if (m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper->clearParentRule();
-#endif
-    if (hasCachedSelectorText()) {
-        selectorTextCache().remove(this);
-        setHasCachedSelectorText(false);
-    }
-}
-
-CSSStyleDeclaration* CSSStyleRule::style() const
-{
-    if (!m_propertiesCSSOMWrapper) {
-        m_propertiesCSSOMWrapper = StyleRuleCSSStyleDeclaration::create(m_styleRule->mutableProperties(), const_cast<CSSStyleRule*>(this));
-    }
-    return m_propertiesCSSOMWrapper.get();
-}
-
-String CSSStyleRule::generateSelectorText() const
-{
-    StringBuilder builder;
-    for (const CSSSelector* selector = m_styleRule->selectorList().first(); selector; selector = CSSSelectorList::next(*selector)) {
-        if (selector != m_styleRule->selectorList().first())
-            builder.appendLiteral(", ");
-        builder.append(selector->selectorText());
-    }
-    return builder.toString();
-}
-
-String CSSStyleRule::selectorText() const
-{
-    if (hasCachedSelectorText()) {
-        ASSERT(selectorTextCache().contains(this));
-        return selectorTextCache().get(this);
-    }
-
-    ASSERT(!selectorTextCache().contains(this));
-    String text = generateSelectorText();
-    selectorTextCache().set(this, text);
-    setHasCachedSelectorText(true);
-    return text;
-}
-
-void CSSStyleRule::setSelectorText(const String& selectorText)
-{
-    CSSParserContext context(parserContext(), 0);
-    BisonCSSParser p(context);
-    CSSSelectorList selectorList;
-    p.parseSelector(selectorText, selectorList);
-    if (!selectorList.isValid())
-        return;
-
-    CSSStyleSheet::RuleMutationScope mutationScope(this);
-
-    m_styleRule->wrapperAdoptSelectorList(selectorList);
-
-    if (hasCachedSelectorText()) {
-        selectorTextCache().remove(this);
-        setHasCachedSelectorText(false);
-    }
-}
-
-String CSSStyleRule::cssText() const
-{
-    StringBuilder result;
-    result.append(selectorText());
-    result.appendLiteral(" { ");
-    String decls = m_styleRule->properties().asText();
-    result.append(decls);
-    if (!decls.isEmpty())
-        result.append(' ');
-    result.append('}');
-    return result.toString();
-}
-
-void CSSStyleRule::reattach(StyleRuleBase* rule)
-{
-    ASSERT(rule);
-    m_styleRule = toStyleRule(rule);
-    if (m_propertiesCSSOMWrapper)
-        m_propertiesCSSOMWrapper->reattach(m_styleRule->mutableProperties());
-}
-
-} // namespace blink