Change a bool type to an enum type in constructor argument of SpaceSplitString.

Source/core/dom/ClassCollection.cpp

 /*
  * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2007 David Smith (catfish.man@gmail.com)
  *
  * 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.
@@ skipping 19 matching lines @@
 #include "config.h"
 #include "core/dom/ClassCollection.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/NodeRareData.h"
 
 namespace blink {
 
 ClassCollection::ClassCollection(ContainerNode& rootNode, const AtomicString& classNames)
     : HTMLCollection(rootNode, ClassCollectionType, DoesNotOverrideItemAfter)
-    , m_classNames(classNames, document().inQuirksMode())
+    , m_classNames(classNames, document().inQuirksMode() ? SpaceSplitString::ShouldFoldCase : SpaceSplitString::ShouldNotFoldCase)
     , m_originalClassNames(classNames)
 {
 }
 
 ClassCollection::~ClassCollection()
 {
 #if !ENABLE(OILPAN)
     ownerNode().nodeLists()->removeCache(this, ClassCollectionType, m_originalClassNames);
 #endif
 }
 
 } // namespace blink