[send-on-deactivate.tentative.https.window.html]
  [fetchLater() sends on page entering BFCache if BackgroundSync is off.]
    expected: FAIL

  [Call fetchLater() when BFCached with activateAfter=0 sends immediately.]
    expected: FAIL

  [fetchLater() sends on navigating away a page w/o BFCache.]
    expected: FAIL

  [fetchLater() does not send aborted request on navigating away a page w/o BFCache.]
    expected: FAIL

  [fetchLater() with activateAfter=1m sends on page entering BFCache if BackgroundSync is off.]
    expected: FAIL