Move HTMLTagCollection to its own file

Source/core/html/HTMLTagCollection.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * 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)
     {
         ASSERT_UNUSED(type, type == HTMLTagCollectionType);
         return adoptRefWillBeNoop(new HTMLTagCollection(rootNode, localName));
     }
 
     bool elementMatches(const Element&) const;
 
@@ skipping 12 matching lines @@
         const AtomicString& localName = testElement.isHTMLElement() ? m_loweredLocalName : m_localName;
         if (localName != testElement.localName())
             return false;
     }
     ASSERT(m_namespaceURI == starAtom);
     return true;
 }
 
 } // namespace WebCore
 
-#endif // TagCollection_h
+#endif // HTMLTagCollection_h