Remove dead code from StyleSheetContents and CSSStyleSheet.

sky/engine/core/css/CSSStyleSheet.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2006, 2007, 2008, 2009, 2010, 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.
  */
 
 #ifndef SKY_ENGINE_CORE_CSS_CSSSTYLESHEET_H_
 #define SKY_ENGINE_CORE_CSS_CSSSTYLESHEET_H_
 
 #include "sky/engine/wtf/Noncopyable.h"
 #include "sky/engine/wtf/RefCounted.h"
 #include "sky/engine/wtf/text/TextPosition.h"
 
 namespace blink {
 
-class BisonCSSParser;
 class CSSStyleSheet;
 class Document;
-class ExceptionState;
 class KURL;
 class MediaQuerySet;
 class Node;
 class StyleSheetContents;
 
-enum StyleSheetUpdateType {
-    PartialRuleUpdate,
-    EntireStyleSheetUpdate
-};
-
 class CSSStyleSheet final : public RefCounted<CSSStyleSheet> {
 public:
-    static PassRefPtr<CSSStyleSheet> createInline(Node*, const KURL&, const TextPosition& startPosition = TextPosition::minimumPosition());
-    static PassRefPtr<CSSStyleSheet> createInline(PassRefPtr<StyleSheetContents>, Node* ownerNode, const TextPosition& startPosition = TextPosition::minimumPosition());
+    static PassRefPtr<CSSStyleSheet> create(Node*, const KURL&);
+    static PassRefPtr<CSSStyleSheet> create(PassRefPtr<StyleSheetContents>, Node* ownerNode);
 
     ~CSSStyleSheet();
 
     Node* ownerNode() const { return m_ownerNode; }
 
     unsigned length() const;
 
     void clearOwnerNode();
 
-    KURL baseURL() const;
-
     Document* ownerDocument() const;
     MediaQuerySet* mediaQueries() const { return m_mediaQueries.get(); }
     void setMediaQueries(PassRefPtr<MediaQuerySet>);
 
     StyleSheetContents* contents() const { return m_contents.get(); }
 
-    bool isInline() const { return m_isInlineStylesheet; }
-    TextPosition startPositionInSource() const { return m_startPosition; }
-
-    // TODO(esprehn): Remove this.
-    String type() const { return "text/css"; }
-
 private:
-    CSSStyleSheet(PassRefPtr<StyleSheetContents>);
-    CSSStyleSheet(PassRefPtr<StyleSheetContents>, Node* ownerNode, bool isInlineStylesheet, const TextPosition& startPosition);
+    CSSStyleSheet(PassRefPtr<StyleSheetContents>, Node* ownerNode);
 
     RefPtr<StyleSheetContents> m_contents;
-    bool m_isInlineStylesheet;
     RefPtr<MediaQuerySet> m_mediaQueries;
 
     Node* m_ownerNode;
-
-    TextPosition m_startPosition;
 };
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_CORE_CSS_CSSSTYLESHEET_H_