[giow] (3) option.text needs to exclude script nodes, for compat reasons
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=19549
Affected topics: DOM APIs

git-svn-id: http://svn.whatwg.org/webapps@7652 340c8d12-0b0e-0410-8428-c7bf67bfef74
[giow] (2) Try to make crossOrigin more future-proof.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=19574
Affected topics: HTML, Video and Audio

git-svn-id: http://svn.whatwg.org/webapps@7653 340c8d12-0b0e-0410-8428-c7bf67bfef74
[e] (0) Cleanup
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@7654 340c8d12-0b0e-0410-8428-c7bf67bfef74