CSSSegmentedFontFaceCache should not know about Document.

Source/core/css/CSSFontFace.h

 /*
  * Copyright (C) 2007, 2008 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
@@ skipping 18 matching lines @@
 #include "core/css/CSSFontFaceSource.h"
 #include "core/css/FontFace.h"
 #include "wtf/Forward.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class CSSSegmentedFontFace;
+class Document;
 class FontDescription;
 class SimpleFontData;
+class StyleRuleFontFace;
 
 // FIXME: Can this be a subclass of FontFace?
 class CSSFontFace : public RefCounted<CSSFontFace> {
 public:
     static PassRefPtr<CSSFontFace> create(PassRefPtr<FontFace> fontFace) { return adoptRef(new CSSFontFace(fontFace)); }
+    static PassRefPtr<CSSFontFace> createFromStyleRule(Document*, const StyleRuleFontFace*);
 
     class UnicodeRangeSet;
 
     FontFace* fontFace() const { return m_fontFace.get(); }
 
     UnicodeRangeSet& ranges() { return m_ranges; }
 
     void setSegmentedFontFace(CSSSegmentedFontFace*);
     void clearSegmentedFontFace() { m_segmentedFontFace = 0; }
 
@@ skipping 50 matching lines @@
     UnicodeRangeSet m_ranges;
     CSSSegmentedFontFace* m_segmentedFontFace;
     Vector<OwnPtr<CSSFontFaceSource> > m_sources;
     CSSFontFaceSource* m_activeSource;
     RefPtr<FontFace> m_fontFace;
 };
 
 }
 
 #endif