LayoutTests/fast/forms/select-change-popup-to-listbox.html - WebKit - Git at Google

 <html>
 <body onload="document.getElementById('sl').size = 5;">
 This tests that you can dynamically change a popup menu to a list box.<br>
 <select size=1 id="sl"><option>This should turn into a list box</option></select>
 </body>
	<html>
	<body onload="document.getElementById('sl').size = 5;">
	This tests that you can dynamically change a popup menu to a list box.<br>
	<select size=1 id="sl"><option>This should turn into a list box</option></select>
	</body>