Bug 1877118 [wpt PR 44262] - Move tests using legacy MediaStreamTrackGenerator to a legacy folder, a=testonly

Automatic update from web-platform-tests
Move tests using legacy MediaStreamTrackGenerator to a legacy folder (#44262)

--

wpt-commits: 71ddae673710545457abeeb8135b5395dfc5e460
wpt-pr: 44262

testing/web-platform/tests/mediacapture-insertable-streams/legacy/MediaStreamTrackProcessor-worker.js

@@ -0,0 +1,17 @@
+onmessage = async msg => {
+  const reader = msg.data.readable.getReader();
+  let readResult = await reader.read();
+  postMessage(readResult.value);
+  readResult.value.close();
+  // Continue reading until the stream is done due to a track.stop()
+  while (true) {
+    readResult = await reader.read();
+    if (readResult.done) {
+      break;
+    } else {
+      readResult.value.close();
+    }
+  }
+  await reader.closed;
+  postMessage('closed');
+}