Make text visible when font loading takes longer than 3 seconds

Source/platform/fonts/FontFallbackList.h

 /*
  * Copyright (C) 2006, 2010 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
@@ skipping 60 matching lines @@
 
     bool isFixedPitch(const FontDescription& fontDescription) const
     {
         if (m_pitch == UnknownPitch)
             determinePitch(fontDescription);
         return m_pitch == FixedPitch;
     }
     void determinePitch(const FontDescription&) const;
 
     bool loadingCustomFonts() const;
+    bool shouldSkipDrawing() const;
 
     FontSelector* fontSelector() const { return m_fontSelector.get(); }
     // FIXME: It should be possible to combine fontSelectorVersion and generation.
     unsigned fontSelectorVersion() const { return m_fontSelectorVersion; }
     unsigned generation() const { return m_generation; }
 
     WidthCache& widthCache() const { return m_widthCache; }
 
 private:
     FontFallbackList();
@@ skipping 16 matching lines @@
     mutable Vector<RefPtr<FontData>, 1> m_fontList;
     mutable GlyphPages m_pages;
     mutable GlyphPageTreeNode* m_pageZero;
     mutable const SimpleFontData* m_cachedPrimarySimpleFontData;
     RefPtr<FontSelector> m_fontSelector;
     mutable WidthCache m_widthCache;
     unsigned m_fontSelectorVersion;
     mutable int m_familyIndex;
     unsigned short m_generation;
     mutable unsigned m_pitch : 3; // Pitch
-    mutable bool m_loadingCustomFonts : 1;
+    mutable bool m_hasLoadingFallback : 1;
 
     friend class Font;
 };
 
 }
 
 #endif