/** Run the specified callback once the necessary code for it has been loaded. */
 public static void runAsync(RunAsyncCallback callback) {
   callback.onSuccess();
 }
 /**
  * The same as {@link #runAsync(RunAsyncCallback)}, except with an extra parameter to provide a
  * name for the call. The name parameter should be supplied with a class literal. No two runAsync
  * calls in the same program should use the same name.
  */
 @SuppressWarnings("unused") // parameter will be used following replacement
 public static void runAsync(Class<?> name, RunAsyncCallback callback) {
   callback.onSuccess();
 }