mojo/public/interfaces/bindings/tests/data/validation/conformance_msghdr_missing_request_id.data

[dist4]message_header  // num_bytes
[u4]0                  // version
[u4]0                  // interface ID
[u4]0x80000000         // name
[u4]1                  // flags: This is a response message which expects to
                       // have a request ID.
[u4]0                  // padding
[anchr]message_header