Enable accessible name of a control to include multiple <label> elements.

third_party/WebKit/Source/core/dom/DocumentOrderedMap.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple 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:
  *
  *     * 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
@@ skipping 62 matching lines @@
 inline bool keyMatchesMapName(const AtomicString& key, const Element& element)
 {
     return isHTMLMapElement(element) && toHTMLMapElement(element).getName() == key;
 }
 
 inline bool keyMatchesLowercasedMapName(const AtomicString& key, const Element& element)
 {
     return isHTMLMapElement(element) && toHTMLMapElement(element).getName().lower() == key;
 }
 
-inline bool keyMatchesLabelForAttribute(const AtomicString& key, const Element& element)
-{
-    return isHTMLLabelElement(element) && element.getAttribute(forAttr) == key;
-}
-
 void DocumentOrderedMap::add(const AtomicString& key, Element* element)
 {
     DCHECK(key);
     DCHECK(element);
 
     Map::AddResult addResult = m_map.add(key, new MapEntry(element));
     if (addResult.isNewEntry)
         return;
 
     Member<MapEntry>& entry = addResult.storedValue->value;
@@ skipping 95 matching lines @@
 Element* DocumentOrderedMap::getElementByMapName(const AtomicString& key, const TreeScope* scope) const
 {
     return get<keyMatchesMapName>(key, scope);
 }
 
 Element* DocumentOrderedMap::getElementByLowercasedMapName(const AtomicString& key, const TreeScope* scope) const
 {
     return get<keyMatchesLowercasedMapName>(key, scope);
 }
 
-Element* DocumentOrderedMap::getElementByLabelForAttribute(const AtomicString& key, const TreeScope* scope) const
-{
-    return get<keyMatchesLabelForAttribute>(key, scope);
-}
-
 DEFINE_TRACE(DocumentOrderedMap)
 {
     visitor->trace(m_map);
 }
 
 DEFINE_TRACE(DocumentOrderedMap::MapEntry)
 {
     visitor->trace(element);
     visitor->trace(orderedList);
 }
 
 } // namespace blink