Related - and to add to the comments claiming the superceding standard - OpenXR:
https://www.khronos.org/openxr/ => static const XrDebugUtilsMessageTypeFlagsEXT XR_DEBUG_UTILS_MESSAGE_TYPE_CONFORMANCE_BIT_EXT = 0x00000008;
This is conceptually on the other end of VRML and it's not clear if 3D rendering in the browser is even one of its goals