Reviewed by darin
        
        Test for:
        <http://bugzilla.opendarwin.org/show_bug.cgi?id=6844>
        elementAtPoint returns the list when the point is over a list marker

        * fast/events/onclick-list-marker-expected.txt: Added.
        * fast/events/onclick-list-marker.html: Added.

WebCore:

        Reviewed by darin
        
        <http://bugzilla.opendarwin.org/show_bug.cgi?id=6844>
        elementAtPoint returns the list when the point is over a list marker
        
        Consider the case of outside list markers in nodeAtPoint.  Had to pull 
        the code out of RenderListMarker::paint that computed the position/size 
        of the list marker.

        Added:
        * fast/events/onclick-list-marker.html

        * rendering/render_list.cpp:
        (RenderListItem::nodeAtPoint):
        (RenderListItem::getAbsoluteRepaintRect):
        (RenderListMarker::paint):
        (RenderListMarker::nodeAtPoint):
        (RenderListMarker::getRelativeMarkerRect):
        * rendering/render_list.h:
        * rendering/render_object.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@13028 268f45cc-cd09-0410-ab3c-d52691b4dbfc