code: public void addGoogRequire(GoogRequire require) {
      GoogRequire oldRequire = googRequires.put(require.symbol(), require);
      if (oldRequire != null) {
        googRequires.put(require.symbol(), require.merge(oldRequire));
      }
    }
docs: Adds a {@code goog.require}
  
  @param require The namespace being required