This is a testharness.js-based test.
[FAIL] XRSession cancelAnimationFrame does not have unexpected behavior when given invalid handles on immersive testSession - webgl
promise_test: Unhandled rejection with value: object "TypeError: Cannot read properties of null (reading 'makeXRCompatible')"
[FAIL] XRSession cancelAnimationFrame does not have unexpected behavior when given invalid handles on immersive testSession - webgl2
promise_test: Unhandled rejection with value: object "TypeError: Cannot read properties of null (reading 'makeXRCompatible')"
[FAIL] XRSession cancelAnimationFrame does not have unexpected behavior when given invalid handles on non-immersive testSession - webgl
promise_test: Unhandled rejection with value: object "TypeError: Cannot read properties of null (reading 'makeXRCompatible')"
[FAIL] XRSession cancelAnimationFrame does not have unexpected behavior when given invalid handles on non-immersive testSession - webgl2
promise_test: Unhandled rejection with value: object "TypeError: Cannot read properties of null (reading 'makeXRCompatible')"
Harness: the test ran to completion.