1 When an option element became 'enabled' or not-'enabled', distribution should happen.
3 Since an option element does not create a renderer, we cannot check this using reftest.
5 PASS nodes1.length is 1
6 PASS nodes1.item(0).innerHTML is "option 1"
7 PASS nodes2.length is 1
8 PASS nodes2.item(0).innerHTML is "option 4"
9 PASS successfullyParsed is true