Remove the CSSOM.

sky/engine/core/css/CSSRule.h

Index: sky/engine/core/css/CSSRule.h
diff --git a/sky/engine/core/css/CSSRule.h b/sky/engine/core/css/CSSRule.h
deleted file mode 100644
index 7afce5da35e153e1434cd7a886993479da057a63..0000000000000000000000000000000000000000
--- a/sky/engine/core/css/CSSRule.h
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * (C) 2002-2003 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2002, 2006, 2007, 2012 Apple Inc. All rights reserved.
- * Copyright (C) 2011 Andreas Kling (kling@webkit.org)
- *
- * 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.
- */
-
-#ifndef SKY_ENGINE_CORE_CSS_CSSRULE_H_
-#define SKY_ENGINE_CORE_CSS_CSSRULE_H_
-
-#include "sky/engine/bindings/core/v8/ScriptWrappable.h"
-#include "sky/engine/platform/heap/Handle.h"
-#include "sky/engine/wtf/RefCounted.h"
-#include "sky/engine/wtf/text/WTFString.h"
-
-namespace blink {
-
-class CSSParserContext;
-class CSSStyleSheet;
-class StyleRuleBase;
-
-class CSSRule : public RefCounted<CSSRule>, public ScriptWrappableBase {
-public:
-    virtual ~CSSRule() { }
-
-    enum Type {
-        UNKNOWN_RULE = 0,
-        STYLE_RULE = 1,
-        MEDIA_RULE = 4,
-        FONT_FACE_RULE = 5,
-        KEYFRAMES_RULE = 7,
-        KEYFRAME_RULE,
-        SUPPORTS_RULE = 12,
-        WEBKIT_FILTER_RULE = 17
-    };
-
-    virtual Type type() const = 0;
-    virtual String cssText() const = 0;
-    virtual void reattach(StyleRuleBase*) = 0;
-
-    void setParentStyleSheet(CSSStyleSheet* styleSheet)
-    {
-        m_parentIsRule = false;
-        m_parentStyleSheet = styleSheet;
-    }
-
-    void setParentRule(CSSRule* rule)
-    {
-        m_parentIsRule = true;
-        m_parentRule = rule;
-    }
-
-    CSSStyleSheet* parentStyleSheet() const
-    {
-        if (m_parentIsRule)
-            return m_parentRule ? m_parentRule->parentStyleSheet() : 0;
-        return m_parentStyleSheet;
-    }
-
-    CSSRule* parentRule() const { return m_parentIsRule ? m_parentRule : 0; }
-
-    // NOTE: Just calls notImplemented().
-    void setCSSText(const String&);
-
-protected:
-    CSSRule(CSSStyleSheet* parent)
-        : m_hasCachedSelectorText(false)
-        , m_parentIsRule(false)
-        , m_parentStyleSheet(parent)
-    {
-    }
-
-    bool hasCachedSelectorText() const { return m_hasCachedSelectorText; }
-    void setHasCachedSelectorText(bool hasCachedSelectorText) const { m_hasCachedSelectorText = hasCachedSelectorText; }
-
-    const CSSParserContext& parserContext() const;
-
-private:
-    mutable unsigned char m_hasCachedSelectorText : 1;
-    unsigned char m_parentIsRule : 1;
-
-    // These should be Members, but no Members in unions.
-    union {
-        CSSRule* m_parentRule;
-        CSSStyleSheet* m_parentStyleSheet;
-    };
-};
-
-#define DEFINE_CSS_RULE_TYPE_CASTS(ToType, TYPE_NAME) \
-    DEFINE_TYPE_CASTS(ToType, CSSRule, rule, rule->type() == CSSRule::TYPE_NAME, rule.type() == CSSRule::TYPE_NAME)
-
-} // namespace blink
-
-#endif  // SKY_ENGINE_CORE_CSS_CSSRULE_H_