Make sure lazily-loaded images have absolute URL

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 b1f8f7dbc2a36c98f4b48345eacf3d25763bb96f..456e4633549a45c8f1835370849b33fce18bfd90 100644
--- a/java/org/chromium/distiller/webdocument/WebImage.java
+++ b/java/org/chromium/distiller/webdocument/WebImage.java
@@ -19,7 +19,7 @@ import java.util.List;
 public class WebImage extends WebElement {
     // The main image element. Could be <img>, or <picture> containing <img>.
     Element imgElement;
-    // The absolute source of the image.
+    // The source of the image. Could be relative before cloneAndProcessNode().
     private String srcUrl;
     // The original width of the image in pixels.
     private int width;
@@ -54,6 +54,7 @@ public class WebImage extends WebElement {
                 DomUtil.getFirstElementByTagNameInc(cloned, "IMG"));
         if (!srcUrl.isEmpty()) {
             ie.setSrc(srcUrl);
+            srcUrl = ie.getSrc();
         }
         // If computed width or height is zero, do not override them
         // to keep them visible.