Add support for figure element

java/org/chromium/distiller/DomUtil.java

 // Copyright 2014 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;
 
 import com.google.gwt.core.client.JsArray;
 import com.google.gwt.core.client.JsArrayString;
 import com.google.gwt.dom.client.AnchorElement;
 import com.google.gwt.dom.client.Document;
@@ skipping 433 matching lines @@
         return nodes;
     }
 
     public static int getArea(Element e) {
         if (e != null) {
             return e.getOffsetHeight() * e.getOffsetWidth();
         }
         return 0;
     }
 
+    public static String escapeHTML(String string) {
+        return string.replaceAll("&", "&")
+                .replaceAll("<", "&lt;")
+                .replaceAll(">", "&gt;")
+                .replaceAll("\"", "&quot;")
+                .replaceAll("'", "&#039;")
+                .replaceAll("/", "&#x2F;");
+    }
+
     /**
      * Generate HTML/text output for a given node tree/subtree. This will ignore hidden
      * elements.
      * @param subtree The root of the subtree.
      * @param textOnly If this function should return text only and not HTML.
      * @return The output for the provided subtree.
      */
     public static String generateOutputFromTree(Node subtree, boolean textOnly) {
         return generateOutputFromList(getOutputNodes(subtree), textOnly);
     }
 
     // Returns whether querySelectorAll is available
     public static native boolean supportQuerySelectorAll(Element root) /*-{
         return (typeof(root.querySelectorAll) == 'function');
     }-*/;
 
     // GWT doesn't support querySelectorAll, so testing the caller could be harder.
     public static native NodeList<Element> querySelectorAll(Node l, String selectors) /*-{
         return l.querySelectorAll(selectors);
     }-*/;
 
     public static native Document createHTMLDocument(Document doc) /*-{
         return doc.implementation.createHTMLDocument();
     }-*/;
 
     public static native Element getFirstElementChild(Document document) /*-{
         return document.firstElementChild;
     }-*/;
 }