text: /*!
  {
    "name": "iframe[seamless] Attribute",
    "property": "seamless",
    "tags": ["iframe"],
    "builderAliases": ["iframe_seamless"],
    "notes": [{
      "name": "WhatWG Spec",
      "href": "http://www.whatwg.org/specs/web-apps/current-work/multipage/the-iframe-element.html#attr-iframe-seamless"
    }]
  }
  !*/
  /* DOC
  Test for `seamless` attribute in iframes.
  */
  define(['Modernizr', 'createElement'], function(Modernizr, createElement) {
    Modernizr.addTest('seamless', 'seamless' in createElement('iframe'));
  });
  