Name Description Size
broadcastchannel-current.sub.html The current page being cross-origin must prevent the BroadcastChannel message from being seen 1851
broadcastchannel-incumbent.sub.html The incumbent page being cross-origin must not prevent the BroadcastChannel message from being seen 1159
messageport-current.html Making the current page become non-active must prevent message transmission 1639
messageport-incumbent.html Making the incumbent page become non-active must not prevent message transmission 1304
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