diff --git a/testing/web-platform/tests/interfaces/webxr.idl b/testing/web-platform/tests/interfaces/webxr.idl
index f9bfdce58425..4af1c96a1847 100644
--- a/testing/web-platform/tests/interfaces/webxr.idl
+++ b/testing/web-platform/tests/interfaces/webxr.idl
@@ -203,8 +203,6 @@ dictionary XRWebGLLayerInit {
              optional XRWebGLLayerInit layerInit)]
 interface XRWebGLLayer {
   // Attributes
-  [SameObject] readonly attribute XRWebGLRenderingContext context;
-
   readonly attribute boolean antialias;
   readonly attribute boolean ignoreDepthValues;