2019-04-29 07:43:00.607 WebKitTestRunner[27654:74911] 'Apple Web Archive pasteboard type' is not a valid UTI string.  Cannot set data for an invalid UTI.
2019-04-29 07:43:00.607 WebKitTestRunner[27654:74911] 'Apple HTML pasteboard type' is not a valid UTI string.  Cannot set data for an invalid UTI.
2019-04-29 07:43:00.607 WebKitTestRunner[27654:74911] 'NeXT Rich Text Format v1.0 pasteboard type' is not a valid UTI string.  Cannot set data for an invalid UTI.
