Stop using script-tests in fast/dom/.

third_party/WebKit/LayoutTests/fast/dom/HTMLInputElement/script-tests/checked-pseudo-selector.js

-var style = document.createElement('style');
-style.appendChild(document.createTextNode("input { color: green; }"));
-style.appendChild(document.createTextNode("input:checked { color: red; }"));
-document.documentElement.firstChild.appendChild(style);
-
-var input1 = document.createElement('input');
-input1.type = 'radio';
-document.body.appendChild(input1);
-input1.checked = true;
-input1.type = "text";
-
-var view = document.defaultView;
-shouldBeEqualToString("view.getComputedStyle(input1, '').getPropertyValue('color')", "rgb(0, 128, 0)");
-shouldBeTrue("input1.checked");
-
-// cleanup
-document.body.removeChild(input1);