docs: function () {
          if (__autoresizes == null) {
              __autoresizes = [];
              ariaUtilsAriaWindow.attachWindow();
              eventUtils.addListener(Aria.$window, "resize", {
                  fn : __onResize
              });
              // PTR 08127833 - it updates the viewport sizes the first time a DOM element is registered as autoresizable
              __applyNewSize();
          }
      }