DOMDocument::_dom_find_element_by_id: Only compare ids, if the element *has* one
DOMDocument::_dom_find_element_by_id: Only compare ids, if the element *has* one

dunkelstern/libdom,prepare/netsurf_libdom,prepare/netsurf_libdom,dunkelstern/libdom,prepare/netsurf_libdom,Achal-Aggarwal/libdom,Achal-Aggarwal/libdom,dunkelstern/libdom,dunkelstern/libdom,Achal-Aggarwal/libdom,Achal-Aggarwal/libdom,Achal-Aggarwal/libdom,prepare/netsurf_libdom,Achal-Aggarwal/libdom,dunkelstern/libdom,dunkelstern/libdom,prepare/netsurf_libdom,prepare/netsurf_libdom