Reviewed by Eric Seidel.

    Reviewed by Eric Seidel.

        Simplify the NodeList architecture.
        - Rename recursiveItem() to item(), since it is not recursive.
        - Make recursiveLength() iterative and rename to length().
        - Remove now unneeded overrides of item() and length() that used
          to call the recursive variants.

        * dom/ClassNodeList.cpp:
        * dom/ClassNodeList.h:
        * dom/DynamicNodeList.cpp:
        (WebCore::DynamicNodeList::length):
        (WebCore::DynamicNodeList::item):
        (WebCore::DynamicNodeList::rootNodeAttributeChanged): Move implementation
        into the .cpp file since virtual methods can't be inlined.
        * dom/DynamicNodeList.h:
        * dom/NameNodeList.cpp:
        * dom/NameNodeList.h:
        * dom/Node.cpp:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@28987 268f45cc-cd09-0410-ab3c-d52691b4dbfc