third_party/WebKit/LayoutTests/fast/block/block-remove-child-delete-line-box-crash.html

   1 <html>
   2 <style>
   3 div { -webkit-column-count:2; }
   4 h1 { -webkit-column-span: all; }
   5 </style>
   6 <body>
   7 <summary>
   8 <div id="div1">
   9 BeforeText<span id="span1">SpanText</span>AfterText
  10 <p>ParaText</p>
  11 </div>
  12 <script>
  13 if (window.testRunner)
  14     testRunner.dumpAsText();
  15
  16 document.body.offsetTop;
  17 var h1 = document.createElement('h1');
  18 h1.appendChild(document.createTextNode('heading'));
  19 div1.insertBefore(h1, span1);
  20 </script>
  21 </summary>
  22 </body>
  23 </html>