chromium/mojo/public/interfaces/bindings/tests/data/validation/conformance_mthd15_good_uknown_extensible_enum_array_value.data

[dist4]message_header  // num_bytes
[u4]0                  // version
[u4]0                  // interface ID
[u4]15                 // name
[u4]0                  // flags
[u4]0                  // padding
[anchr]message_header

[dist4]method15_params // num_bytes
[u4]0                  // version
[u8]0                  // param0
[dist8]enum_array_1    // param1
[anchr]method15_params

[anchr]enum_array_1
[dist4]enum_array_1_member  // num_bytes
[u4]2                       // num_elements
[u4]0
[u4]0x1234                  // Unknown value is okay for extensible enum.
[anchr]enum_array_1_member