code: public static ImportSet getASBoxImports (Class<?> clazz)
      {
          ImportSet imports = new ImportSet();
          boxASArgumentAndGatherImports(clazz, "foo", imports);
          return imports;
      }
docs: Calculates the set of imports required for the code to box the given class in actionscript.
  For example, for <code>int</code>, <code>Integer.class</code> will be returned.