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

Source/core/platform/network/HTTPParsers.cpp

 /*
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 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:
@@ skipping 228 matching lines @@
 // attribute values. Further this function appears to process parameter names
 // in a case-sensitive manner. (There are likely other bugs as well.)
 String filenameFromHTTPContentDisposition(const String& value)
 {
     Vector<String> keyValuePairs;
     value.split(';', keyValuePairs);
 
     unsigned length = keyValuePairs.size();
     for (unsigned i = 0; i < length; i++) {
         size_t valueStartPos = keyValuePairs[i].find('=');
-        if (valueStartPos == notFound)
+        if (valueStartPos == kNotFound)
             continue;
 
         String key = keyValuePairs[i].left(valueStartPos).stripWhiteSpace();
 
         if (key.isEmpty() || key != "filename")
             continue;
 
         String value = keyValuePairs[i].substring(valueStartPos + 1).stripWhiteSpace();
 
         // Remove quotes if there are any
@@ skipping 51 matching lines @@
 void findCharsetInMediaType(const String& mediaType, unsigned int& charsetPos, unsigned int& charsetLen, unsigned int start)
 {
     charsetPos = start;
     charsetLen = 0;
 
     size_t pos = start;
     unsigned length = mediaType.length();
 
     while (pos < length) {
         pos = mediaType.find("charset", pos, false);
-        if (pos == notFound || pos == 0) {
+        if (pos == kNotFound || !pos) {
             charsetLen = 0;
             return;
         }
 
         // is what we found a beginning of a word?
         if (mediaType[pos-1] > ' ' && mediaType[pos-1] != ';') {
             pos += 7;
             continue;
         }
 
@@ skipping 346 matching lines @@
 
 size_t parseHTTPRequestBody(const char* data, size_t length, Vector<unsigned char>& body)
 {
     body.clear();
     body.append(data, length);
 
     return length;
 }
 
 }