function loaded() {
if (imageLoaded && videoLoaded && imageBitmapLoaded && blobLoaded && invalidBlobLoaded) {
shouldThrow("createImageBitmap(undefined)", "TypeError");
+ shouldThrow("createImageBitmap(null)", "TypeError");
shouldThrow("createImageBitmap(image, 0, 0, 10, 0)");
shouldThrow("createImageBitmap(image, 0, 0, 0, 10)");