Make HTMLAllCollection named property getter behave more according to spec

Source/core/html/HTMLCollection.cpp

Index: Source/core/html/HTMLCollection.cpp
diff --git a/Source/core/html/HTMLCollection.cpp b/Source/core/html/HTMLCollection.cpp
index 46350053705dcac07eea661a6ea0e57f2e920095..953de84d8d8cf3afb6af6fbad4a7c09846d58b01 100644
--- a/Source/core/html/HTMLCollection.cpp
+++ b/Source/core/html/HTMLCollection.cpp
@@ -30,6 +30,7 @@
 #include "core/dom/NodeList.h"
 #include "core/dom/NodeRareData.h"
 #include "core/dom/NodeTraversal.h"
+#include "core/html/HTMLAllCollection.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLObjectElement.h"
 #include "core/html/HTMLOptionElement.h"
@@ -385,19 +386,6 @@ Element* HTMLCollection::virtualItemAfter(Element*) const
     return 0;
 }
 
-static inline bool nameShouldBeVisibleInDocumentAll(const HTMLElement& element)
-{
-    // The document.all collection returns only certain types of elements by name,
-    // although it returns any type of element by id.
-    return element.hasLocalName(appletTag)
-        || element.hasLocalName(embedTag)
-        || element.hasLocalName(formTag)
-        || element.hasLocalName(imgTag)
-        || element.hasLocalName(inputTag)
-        || element.hasLocalName(objectTag)
-        || element.hasLocalName(selectTag);
-}
-
 inline Element* firstMatchingChildElement(const HTMLCollection& nodeList, const ContainerNode& root)
 {
     Element* element = ElementTraversal::firstWithin(root);
@@ -542,7 +530,7 @@ void HTMLCollection::updateNameCache() const
         if (!element->isHTMLElement())
             continue;
         const AtomicString& nameAttrVal = element->getNameAttribute();
-        if (!nameAttrVal.isEmpty() && idAttrVal != nameAttrVal && (type() != DocAll || nameShouldBeVisibleInDocumentAll(toHTMLElement(*element))))
+        if (!nameAttrVal.isEmpty() && idAttrVal != nameAttrVal && (type() != DocAll || HTMLAllCollection::elementNameShouldBeVisible(toHTMLElement(*element))))
             appendNameCache(nameAttrVal, element);
     }