Use testharness.js to test move image to new document.

third_party/WebKit/LayoutTests/fast/images/script-tests/move-image-to-new-document.js

-description("Test that when images are moved to a new document, a new load fires.");
-
-if (window.testRunner)
-    testRunner.setPluginsEnabled(false);
-
-jsTestIsAsync = true;
-
-var subframe = document.createElement("iframe");
-document.body.appendChild(subframe);
-var subdocument = subframe.contentDocument;
-
-var types = [ "img", "input", "object", "embed" ];
-var i = 0;
-var element;
-
-function imageLoadedInSecondDocument()
-{
-    element.removeEventListener("load", imageLoadedInSecondDocument, false);
-    testPassed("Load event fired for " + element.tagName + " in both documents.");
-    subdocument.body.removeChild(element);
-    testNextType();
-}
-
-function imageLoadedInFirstDocument()
-{
-    element.removeEventListener("load", imageLoadedInFirstDocument, false);
-    document.body.removeChild(element);
-    subdocument.body.appendChild(element);
-    element.addEventListener("load", imageLoadedInSecondDocument, false);
-}
-
-function testNextType()
-{
-    if (i >= types.length) {
-        document.body.removeChild(subframe);
-        finishJSTest();
-        return;
-    }
-    var type = types[i++];
-    element = document.createElement(type);
-    if (type == "input")
-        element.type = "image";
-    element.data = "resources/test-load.jpg";
-    element.src = "resources/test-load.jpg";
-    document.body.appendChild(element);
-    element.addEventListener("load", imageLoadedInFirstDocument, false);
-}
-
-testNextType();