| <body></body> | |
| <script> | |
| // |kThirdPartyBroadcastChannel| from web_feature.mojom. | |
| const kFeature = 3033; | |
| async function verifyUseCounter() { | |
| await window.internals.observeUseCounter(document, kFeature); | |
| } | |
| window.onload = function() { | |
| var bc = new BroadcastChannel('test_channel'); | |
| verifyUseCounter(); | |
| if (window.internals.isUseCounted(document, kFeature)) { | |
| window.parent.postMessage('verified_has_use_counter', '*'); | |
| } | |
| }; | |
| </script> |