[Font Load Events] Partial implementation of SetClass operations for FontFaceSet

Source/core/css/FontFace.h

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 66 matching lines @@
 
     String status() const;
 
     void load();
     ScriptPromise ready(ExecutionContext*);
 
     LoadStatus loadStatus() const { return m_status; }
     void setLoadStatus(LoadStatus);
     unsigned traitsMask() const;
     PassRefPtr<CSSFontFace> createCSSFontFace(Document*);
+    CSSFontFace* cssFontFace() { return m_cssFontFace; }
     void cssFontFaceDestroyed() { m_cssFontFace = 0; }
 
 private:
     FontFace(PassRefPtr<CSSValue> source);
 
     void setPropertyFromString(const String&, CSSPropertyID, ExceptionState&);
     bool setPropertyFromStyle(const StylePropertySet*, CSSPropertyID);
     bool setPropertyValue(PassRefPtr<CSSValue>, CSSPropertyID);
     bool setFamilyValue(CSSValueList*);
     void resolveReadyPromises();
@@ skipping 10 matching lines @@
 
     Vector<OwnPtr<FontFaceReadyPromiseResolver> > m_readyResolvers;
     CSSFontFace* m_cssFontFace;
 };
 
 typedef Vector<RefPtr<FontFace> > FontFaceArray;
 
 } // namespace WebCore
 
 #endif // FontFace_h