WTF::notFound looks too much like a local variable.

Source/core/platform/graphics/SVGGlyph.cpp

 /*
  * Copyright (C) 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) Research In Motion Limited 2010-2011. 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,
@@ skipping 145 matching lines @@
     if (!identifier.languages.isEmpty()) {
         // This glyph exists only in certain languages, if we're not specifying a
         // language on the referencing element we're unable to use this glyph.
         if (language.isEmpty())
             return false;
 
         // Split subcode from language, if existant.
         String languagePrefix;
 
         size_t subCodeSeparator = language.find('-');
-        if (subCodeSeparator != notFound)
+        if (subCodeSeparator != kNotFound)
             languagePrefix = language.left(subCodeSeparator);
 
         Vector<String>::const_iterator it = identifier.languages.begin();
         Vector<String>::const_iterator end = identifier.languages.end();
 
         bool found = false;
         for (; it != end; ++it) {
             const String& cur = *it;
             if (cur == language || cur == languagePrefix) {
                 found = true;
                 break;
             }
         }
 
         if (!found)
             return false;
     }
 
     // Check wheter arabic form is compatible
     return isCompatibleArabicForm(identifier, chars, startPosition, endPosition);
 }
 
 }
 
 #endif