Make text visible when font loading takes longer than 3 seconds

Source/core/css/CSSSegmentedFontFace.cpp

 /*
  * Copyright (C) 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 67 matching lines @@
         m_callbacks.swap(callbacks);
         for (size_t index = 0; index < callbacks.size(); ++index) {
             if (isLoaded())
                 callbacks[index]->notifyLoaded(this);
             else
                 callbacks[index]->notifyError(this);
         }
     }
 }
 
+void CSSSegmentedFontFace::fontLoadWaitLimitExceeded(CSSFontFace*)
+{
+    m_fontSelector->fontLoaded();
+    pruneTable();
+}
+
 void CSSSegmentedFontFace::addFontFace(PassRefPtr<FontFace> prpFontFace, bool cssConnected)
 {
     RefPtr<FontFace> fontFace = prpFontFace;
     pruneTable();
     fontFace->cssFontFace()->setSegmentedFontFace(this);
     if (cssConnected) {
         m_fontFaces.insertBefore(m_firstNonCssConnectedFace, fontFace);
     } else {
         // This is the only place in Blink that is using addReturnIterator.
         FontFaceList::iterator iterator = m_fontFaces.addReturnIterator(fontFace);
@@ skipping 115 matching lines @@
         if (isLoading())
             m_callbacks.append(callback);
         else if (isLoaded())
             callback->notifyLoaded(this);
         else
             callback->notifyError(this);
     }
 }
 
 }