Support extraction of lazily-loaded images

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.distiller.webdocument;
 
 import com.google.gwt.dom.client.Document;
 import com.google.gwt.dom.client.Element;
 import com.google.gwt.dom.client.ImageElement;
 
@@ skipping 27 matching lines @@
         if (srcUrl == null) {
             srcUrl = "";
         }
     }
 
     @Override
     public String generateOutput(boolean textOnly) {
         if (textOnly) return "";
 
         ImageElement ie = ImageElement.as(Element.as(imgElement.cloneNode(false)));
+        ie.setSrc(srcUrl);
         ie.setSrc(ie.getSrc());
         // If computed width or height is zero, do not override them
         // to keep them visible.
         if (width > 0 && height > 0) {
             ie.setWidth(width);
             ie.setHeight(height);
         }
         DomUtil.makeSrcSetAbsolute(ie);
         DomUtil.stripImageElement(ie);
 
@@ skipping 27 matching lines @@
     }
 
     /**
      * Get the source URL of this image.
      * @return Source URL or an empty string.
      */
     public String getSrc() {
         return srcUrl;
     }
 }