third_party/WebKit/LayoutTests/editing/pasteboard/4744008.html

<script>
if (window.testRunner)
     testRunner.dumpEditingCallbacks();
</script>
<p>This tests for a crash on paste inside removeRedundantStyles.  You should see 'foo bar' below.</p>
<div id="div" contenteditable="true"></div>

<script>
if (window.testRunner)
    window.testRunner.dumpAsText();
    
var div = document.getElementById("div");
var sel = window.getSelection();

sel.collapse(div, 0);
document.execCommand("InsertHTML", false, "foo 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span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><font><span class='Apple-style-span'></span></font>bar");
</script>