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

Source/core/inspector/InspectorStyleSheet.cpp

 /*
  * Copyright (C) 2010, Google 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 344 matching lines @@
     if (offset < m_parsedText.length() && m_parsedText[offset] == ';') // Include semicolon into the property text.
         ++offset;
 
     const unsigned start = m_propertyRangeStart;
     const unsigned end = offset;
     ASSERT(start < end);
     String propertyString = m_parsedText.substring(start, end - start).stripWhiteSpace();
     if (propertyString.endsWith(';'))
         propertyString = propertyString.left(propertyString.length() - 1);
     size_t colonIndex = propertyString.find(':');
-    ASSERT(colonIndex != notFound);
+    ASSERT(colonIndex != kNotFound);
 
     String name = propertyString.left(colonIndex).stripWhiteSpace();
     String value = propertyString.substring(colonIndex + 1, propertyString.length()).stripWhiteSpace();
     // The property range is relative to the declaration start offset.
     unsigned topRuleBodyRangeStart = m_currentRuleDataStack.last()->ruleBodyRange.start;
     m_currentRuleDataStack.last()->styleSourceData->propertyData.append(
         CSSPropertySourceData(name, value, isImportant, false, isParsed, SourceRange(start - topRuleBodyRangeStart, end - topRuleBodyRangeStart)));
     m_propertyRangeStart = UINT_MAX;
 }
 
@@ skipping 1156 matching lines @@
         if (styleRule && styleRule->style() == pageStyle)
             return i;
     }
     return UINT_MAX;
 }
 
 unsigned InspectorStyleSheet::ruleIndexByRule(const CSSRule* rule) const
 {
     ensureFlatRules();
     size_t index = m_flatRules.find(rule);
-    return index == notFound ? UINT_MAX : static_cast<unsigned>(index);
+    return index == kNotFound ? UINT_MAX : static_cast<unsigned>(index);
 }
 
 bool InspectorStyleSheet::checkPageStyleSheet(ExceptionState& es) const
 {
     if (!m_pageStyleSheet) {
         es.throwDOMException(NotSupportedError);
         return false;
     }
     return true;
 }
@@ skipping 262 matching lines @@
 
     RefPtr<MutableStylePropertySet> tempDeclaration = MutableStylePropertySet::create();
     RuleSourceDataList ruleSourceDataResult;
     StyleSheetHandler handler(m_styleText, &m_element->document(), m_element->document().elementSheet()->contents(), &ruleSourceDataResult);
     createCSSParser(&m_element->document())->parseDeclaration(tempDeclaration.get(), m_styleText, &handler, m_element->document().elementSheet()->contents());
     return ruleSourceDataResult.first().release();
 }
 
 } // namespace WebCore