message: Add missing js namespaces
  Summary: As titled, simply adding js namespaces to these 2 files because they are used by `rti.thrift`, which requires js codegen.
diff: @@ -22,6 +22,7 @@ namespace perl fb303
  namespace hack fb303
  namespace node_module fb303
  namespace go fb303.thrift.fb303_core
  +namespace js fb303
  /**
  * Common status reporting mechanism across all services
  