test($compile): fix IE specific test.

For some reason, the tests pass but the build doesn't turn green on http://ci.angularjs.org/user/chirayu/my-views/view/chirayu/job/angular.js-chirayu/ (e.g. http://ci.angularjs.org/user/chirayu/my-views/view/chirayu/job/angular.js-chirayu/89/  )