pull in dom distiller changes from gwt codebase

components/dom_distiller/core/javascript/domdistiller.js

 // 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.
 
 // These includes will be processed at build time by grit.
 <include src="../../../../third_party/dom_distiller_js/js/domdistiller.js"/>
 
 // Extracts long-form content from a page and returns an array where the first
 // element is the article title, the second element is HTML containing the
 // long-form content, the third element is the next page link, and the fourth
 // element is the previous page link.
 (function() {
   var result = new Array(4);
   try {
     result[0] = com.dom_distiller.DocumentTitleGetter.getDocumentTitle(
         document.title, document.documentElement);
     result[1] = com.dom_distiller.ContentExtractor.extractContent();
     result[2] = com.dom_distiller.PagingLinksFinder.findNext(
         document.documentElement);
     // TODO(shashishekhar): Add actual previous page link here.
     result[3] = '';
+
+    /**
+     * // Properties from markup tags.
+     *
+     * var parser = new com.dom_distiller.MarkupParser(document.documentElement);
+     * if (!parser.optOut()) {
+     *   // Basic properties.
+     *   var title = parser.getTitle();  // String type.
+     *   var pageType = parser.getType();  // String type.
+     *   var pageUrl = parser.getUrl();  // String type.
+     *   var author = parser.getAuthor();  // String type.
+     *   var description = parser.getDescription();  // String type.
+     *   var publisher = parser.getPublisher();  // String type.
+     *   var copyright = parser.getCopyright();  // String type.
+     *
+     *   // Structured Image's.
+     *   var images = parser.getImages();
+     *   for (var i = 0; i < images.length; i++) {
+     *     var image = images[i];
+     *     var url = image.getUrl();  // String type.
+     *     var secureUrl = image.getSecureUrl();  // String type.
+     *     var type = image.getType();  // String type.
+     *     var caption = image.getCaption();  // String type.
+     *     var width = image.getWidth();  // int type.
+     *     var height = image.getHeight();  // int type.
+     *   }
+     *
+     *   // Structured Article.
+     *   var article = parser.getArticle();
+     *   if (article != null) {
+     *     var publishedTime = article.getPublishedTime();  // String type.
+     *     var modifiedTime = article.getModifiedTime();  // String type.
+     *     var expirationTime = article.getExpirationTime();  // String type.
+     *     var sectionName = article.getSection();  // String type.
+     *     var authors = article.getAuthors();
+     *     for (var i = 0; i < authors.length; i++) {
+     *       var author = authors[i];  // String type.
+     *     }
+     *   }
+     * }
+     */
+
   } catch (e) {
     window.console.log("Error during distillation: " + e);
   }
   return result;
 })()