1 files changed, 6 insertions, 0 deletions
diff --git a/testing/web-platform/tests/workers/support/worker-request-animation-frame.js b/testing/web-platform/tests/workers/support/worker-request-animation-frame.js
new file mode 100644
index 0000000000..b73781244e
--- /dev/null
+++ b/testing/web-platform/tests/workers/support/worker-request-animation-frame.js
@@ -0,0 +1,6 @@
+self.onmessage = function(event) {
+  requestAnimationFrame(time => {
+    postMessage(time);
+    self.close();
+  });
+}