[prefetch-single.https.html?from_protocol=https&to_protocol=https]
expected: ERROR
[prefetch-single.https.html?from_protocol=http&to_protocol=http]
expected: ERROR
[prefetch-single.https.html?from_protocol=http&to_protocol=https]
expected: ERROR
[prefetch-single.https.html?from_protocol=https&to_protocol=http]
expected: ERROR