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

Source/wtf/text/WTFString.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007-2009 Torch Mobile, Inc.
  *
  * 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.
  *
@@ skipping 663 matching lines @@
         return true;
     return false;
 }
 
 void String::split(const String& separator, bool allowEmptyEntries, Vector<String>& result) const
 {
     result.clear();
 
     unsigned startPos = 0;
     size_t endPos;
-    while ((endPos = find(separator, startPos)) != notFound) {
+    while ((endPos = find(separator, startPos)) != kNotFound) {
         if (allowEmptyEntries || startPos != endPos)
             result.append(substring(startPos, endPos - startPos));
         startPos = endPos + separator.length();
     }
     if (allowEmptyEntries || startPos != length())
         result.append(substring(startPos));
 }
 
 void String::split(UChar separator, bool allowEmptyEntries, Vector<String>& result) const
 {
     result.clear();
 
     unsigned startPos = 0;
     size_t endPos;
-    while ((endPos = find(separator, startPos)) != notFound) {
+    while ((endPos = find(separator, startPos)) != kNotFound) {
         if (allowEmptyEntries || startPos != endPos)
             result.append(substring(startPos, endPos - startPos));
         startPos = endPos + 1;
     }
     if (allowEmptyEntries || startPos != length())
         result.append(substring(startPos));
 }
 
 CString String::ascii() const
 {
@@ skipping 542 matching lines @@
     buffer.append('\0');
     return buffer;
 }
 
 Vector<char> asciiDebug(String& string)
 {
     return asciiDebug(string.impl());
 }
 
 #endif