Revert "Update test to work properly on IE"

This reverts commit c0af401a19249f020cc9271d53bffd3ea1d4c429.
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x
Merge branch 'dev-3.x' of github.com:yui/yui3 into dev-3.x