[rel-input-target.html]
  expected:
    if (os == "android") and not debug: [OK, TIMEOUT]
  [<form rel="opener noopener"> with <input formtarget>]
    expected: FAIL

  [<form rel="noreferrer opener"> with <input formtarget>]
    expected: FAIL

  [<form rel="noopener noreferrer"> with <input formtarget>]
    expected: FAIL

  [<form rel="noreferrer"> with <input formtarget>]
    expected: FAIL

  [<form rel="noopener"> with <input formtarget>]
    expected: FAIL

  [<form rel=""> with <input formtarget>]
    expected: FAIL
