Clean up attributes of image elements

java/org/chromium/distiller/webdocument/WebImage.java

Index: java/org/chromium/distiller/webdocument/WebImage.java
diff --git a/java/org/chromium/distiller/webdocument/WebImage.java b/java/org/chromium/distiller/webdocument/WebImage.java
index 491fdb73f9f07380e4d74d12c9d8061b7766754c..e4ece150fa3699c4e629a398be05267aade7b44a 100644
--- a/java/org/chromium/distiller/webdocument/WebImage.java
+++ b/java/org/chromium/distiller/webdocument/WebImage.java
@@ -43,9 +43,13 @@ public class WebImage extends WebElement {
     @Override
     public String generateOutput(boolean textOnly) {
         if (textOnly) return "";
-        Element container = Document.get().createDivElement();
-        ImageElement ie = ImageElement.as(Element.as(imgElement.cloneNode(false)));
+
+        ImageElement ie = Document.get().createImageElement();
+        ie.setSrc(ImageElement.as(imgElement).getSrc());
+        ie.setAttribute("srcset", imgElement.getAttribute("srcset"));
         DomUtil.makeSrcSetAbsolute(ie);
+
+        Element container = Document.get().createDivElement();
         container.appendChild(ie);
         return container.getInnerHTML();
     }