removing some dead code; this code was introduces in 02/2008 to 'Add support of having XML inside Html (IE only).'
The associated test is still there and works. So this strange piece of code can go away.
(hi Frank, hope this helps a bit with IE10)


git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@8786 5f5364db-9458-4db8-a492-e30667be6df6
revert my last commit, i'm blind

git-svn-id: svn://svn.code.sf.net/p/htmlunit/code/trunk@8787 5f5364db-9458-4db8-a492-e30667be6df6