messageport-incumbent.html

FAILExpected0 of 1 subtests pass3,600 ms

Details

Status	Subtest	Message
FAIL	Making the incumbent page become non-active must not prevent message transmission promise_test: Unhandled rejection with value: object "TypeError: incumbentIframe.contentWindow.createMessageChannel is not a function"	promise_test: Unhandled rejection with value: object "TypeError: incumbentIframe.contentWindow.createMessageChannel is not a function"