Webfont CORS-enabled fetching with fallback

Source/core/css/CSSFontFace.cpp

 /*
  * Copyright (C) 2007, 2008, 2011 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 31 matching lines @@
     source->setFontFace(this);
     m_sources.append(source);
 }
 
 void CSSFontFace::setSegmentedFontFace(CSSSegmentedFontFace* segmentedFontFace)
 {
     ASSERT(!m_segmentedFontFace);
     m_segmentedFontFace = segmentedFontFace;
 }
 
+CSSFontSelector* CSSFontFace::fontSelector() const
+{
+    return m_segmentedFontFace ? m_segmentedFontFace->fontSelector() : 0;
+}
+
 void CSSFontFace::beginLoadIfNeeded(CSSFontFaceSource* source, CSSFontSelector* fontSelector)
 {
     if (source->resource() && source->resource()->stillNeedsLoad()) {
         if (!fontSelector) {
             if (!m_segmentedFontFace)
                 return;
             fontSelector = m_segmentedFontFace->fontSelector();
         }
         fontSelector->beginLoadingFontSoon(source->resource());
     }
@@ skipping 164 matching lines @@
         UChar32 c = text.characterStartingAt(index);
         index += U16_LENGTH(c);
         Vector<UnicodeRange>::const_iterator it = std::lower_bound(m_ranges.begin(), m_ranges.end(), c);
         if (it != m_ranges.end() && it->contains(c))
             return true;
     }
     return false;
 }
 
 }