imported/w3c/web-platform-tests/eventsource/format-mime-bogus.htm GTK and WPE ports seems to be losing the original MIME type: -CONSOLE MESSAGE: EventSource's response has a MIME type ("x bogus") that is not "text/event-stream". Aborting the connection. +CONSOLE MESSAGE: EventSource's response has a MIME type ("x") that is not "text/event-stream". Aborting the connection. PASS EventSource: bogus MIME type