[move-back-iframe-fetch-error-external-classic.html]
  [<script> error: Move fetch-error external classic script to iframe move-back]
    expected:
      if (os == "android") and debug and not swgl: [PASS, FAIL]
      if (os == "android") and debug and swgl: [PASS, FAIL]
      if (os == "linux") and debug and not fission: [PASS, FAIL]
      if (os == "android") and not debug: [PASS, FAIL]