Rename WebNodeCollection to WebElementCollection for clarity

Source/web/WebElementCollection.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
+ * Copyright (C) 2014 Samsung Electronics. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "WebNodeCollection.h"
+#include "WebElementCollection.h"
 
 #include "WebElement.h"
-#include "core/dom/Node.h"
+#include "core/dom/Element.h"
 #include "core/html/HTMLCollection.h"
 #include "wtf/PassRefPtr.h"
 
 using namespace WebCore;
 
 namespace blink {
 
-void WebNodeCollection::reset()
+void WebElementCollection::reset()
 {
     assign(0);
 }
 
-void WebNodeCollection::assign(const WebNodeCollection& other)
+void WebElementCollection::assign(const WebElementCollection& other)
 {
     HTMLCollection* p = const_cast<HTMLCollection*>(other.m_private);
     if (p)
         p->ref();
     assign(p);
 }
 
-WebNodeCollection::WebNodeCollection(const PassRefPtr<HTMLCollection>& col)
+WebElementCollection::WebElementCollection(const PassRefPtr<HTMLCollection>& col)
     : m_private(static_cast<HTMLCollection*>(col.leakRef()))
 {
 }
 
-void WebNodeCollection::assign(HTMLCollection* p)
+void WebElementCollection::assign(HTMLCollection* p)
 {
     // p is already ref'd for us by the caller
     if (m_private)
         m_private->deref();
     m_private = p;
 }
 
-unsigned WebNodeCollection::length() const
+unsigned WebElementCollection::length() const
 {
     return m_private->length();
 }
 
-WebElement WebNodeCollection::nextItem() const
+WebElement WebElementCollection::nextItem() const
 {
     Element* element = m_private->item(m_current);
     if (element)
         m_current++;
     return WebElement(element);
 }
 
-WebElement WebNodeCollection::firstItem() const
+WebElement WebElementCollection::firstItem() const
 {
     m_current = 0;
     return nextItem();
 }
 
 } // namespace blink