Skip non-text elements in <a> without href in <figcaption>

javatests/org/chromium/distiller/EmbedExtractorTest.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.dom.client.AnchorElement;
 import com.google.gwt.dom.client.Style;
 import org.chromium.distiller.webdocument.WebElement;
 import org.chromium.distiller.webdocument.WebEmbed;
@@ skipping 528 matching lines @@
     }
 
     public void testFigureWithCaptionWithoutAnchor() {
         ImageElement image = TestUtil.createImage();
         image.setSrc("http://wwww.example.com/image.jpeg");
         image.setAttribute("width", "100");
         image.setAttribute("height", "100");
         Element figure = Document.get().createElement("FIGURE");
         figure.appendChild(image);
         Element figcaption = Document.get().createElement("FIGCAPTION");
-        figcaption.setInnerHTML("<div><span>This is a caption</span></div>");
+        figcaption.setInnerHTML("<div><span>This is a caption</span><a></a></div>");
         figure.appendChild(figcaption);
         mBody.appendChild(figure);
 
         EmbedExtractor extractor = new ImageExtractor();
         WebImage result = (WebImage) extractor.extract(figure);
         String expected =
             "<figure>" +
                 "<img src=\"http://wwww.example.com/image.jpeg\"" +
                     " width=\"100\" height=\"100\">" +
                 "<figcaption>This is a caption</figcaption>" +
@@ skipping 22 matching lines @@
                 "<img src=\"http://wwww.example.com/image.jpeg\"" +
                     " width=\"100\" height=\"100\">" +
                 "<figcaption>\nThis is a caption</figcaption>" +
             "</figure>";
         EmbedExtractor extractor = new ImageExtractor();
         WebElement result = extractor.extract(figure);
         assertEquals(expected, TestUtil.removeAllDirAttributes(
                 result.generateOutput(false)));
     }
 }