Move HTMLTagCollection to its own file

Source/core/html/HTMLTagCollection.h

Index: Source/core/html/HTMLTagCollection.h
diff --git a/Source/core/dom/TagCollection.h b/Source/core/html/HTMLTagCollection.h
similarity index 64%
copy from Source/core/dom/TagCollection.h
copy to Source/core/html/HTMLTagCollection.h
index 6b97db7f2a765918f046cb4b8143d9856f1f0c71..749a4c29d2f8338eba9dbb5e64838355e1d0e076 100644
--- a/Source/core/dom/TagCollection.h
+++ b/Source/core/html/HTMLTagCollection.h
@@ -4,6 +4,7 @@
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+ * Copyright (C) 2014 Samsung Electronics. 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
@@ -21,43 +22,15 @@
  * Boston, MA 02110-1301, USA.
  */
 
-#ifndef TagCollection_h
-#define TagCollection_h
+#ifndef HTMLTagCollection_h
+#define HTMLTagCollection_h
 
 #include "core/dom/Element.h"
-#include "core/html/HTMLCollection.h"
-#include "wtf/text/AtomicString.h"
+#include "core/dom/TagCollection.h"
 
 namespace WebCore {
 
-// Collection that limits to a particular tag.
-class TagCollection : public HTMLCollection {
-public:
-    static PassRefPtrWillBeRawPtr<TagCollection> create(ContainerNode& rootNode, const AtomicString& namespaceURI, const AtomicString& localName)
-    {
-        ASSERT(namespaceURI != starAtom);
-        return adoptRefWillBeNoop(new TagCollection(rootNode, TagCollectionType, namespaceURI, localName));
-    }
-
-    static PassRefPtrWillBeRawPtr<TagCollection> create(ContainerNode& rootNode, CollectionType type, const AtomicString& localName)
-    {
-        ASSERT_UNUSED(type, type == TagCollectionType);
-        return adoptRefWillBeNoop(new TagCollection(rootNode, TagCollectionType, starAtom, localName));
-    }
-
-    virtual ~TagCollection();
-
-    bool elementMatches(const Element&) const;
-
-protected:
-    TagCollection(ContainerNode& rootNode, CollectionType, const AtomicString& namespaceURI, const AtomicString& localName);
-
-    AtomicString m_namespaceURI;
-    AtomicString m_localName;
-};
-
-DEFINE_TYPE_CASTS(TagCollection, LiveNodeListBase, collection, collection->type() == TagCollectionType, collection.type() == TagCollectionType);
-
+// Collection that limits to a particular tag and whose rootNode is in an HTMLDocument.
 class HTMLTagCollection FINAL : public TagCollection {
 public:
     static PassRefPtrWillBeRawPtr<HTMLTagCollection> create(ContainerNode& rootNode, CollectionType type, const AtomicString& localName)
@@ -90,4 +63,4 @@ inline bool HTMLTagCollection::elementMatches(const Element& testElement) const
 
 } // namespace WebCore
 
-#endif // TagCollection_h
+#endif // HTMLTagCollection_h