The new Login Page has kept the same name / id for form elements but elements do not contain path attributes, resulting in the following error.

Unable to locate By.cssSelector: [path='/j_username']

Example of build failing: https://ci.jenkins.io/job/Core/job/acceptance-test-harness/job/master/92/testReport/plugins/LdapPluginTest/split9___Run_ATH___split9___login_ok_anonymous_binding/

By using name or id selectors, we can ensure compatibility for both old and new login pages.