Merge 94508 - <rdar://problem/10071256> Retain retired custom fonts until the next style recalc

Source/WebCore/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 45 matching lines @@
     void removedFromSegmentedFontFace(CSSSegmentedFontFace*);
 
     bool isLoaded() const;
     bool isValid() const;
 
     bool isLocalFallback() const { return m_isLocalFallback; }
 
     void addSource(CSSFontFaceSource*);
 
     void fontLoaded(CSSFontFaceSource*);
+    void retireCustomFont(SimpleFontData*);
 
     SimpleFontData* getFontData(const FontDescription&, bool syntheticBold, bool syntheticItalic);
 
     struct UnicodeRange {
         UnicodeRange(UChar32 from, UChar32 to)
             : m_from(from)
             , m_to(to)
         {
         }
 
@@ skipping 21 matching lines @@
     Vector<UnicodeRange> m_ranges;
     HashSet<CSSSegmentedFontFace*> m_segmentedFontFaces;
     Vector<CSSFontFaceSource*> m_sources;
     CSSFontFaceSource* m_activeSource;
     bool m_isLocalFallback;
 };
 
 }
 
 #endif