| Index: PerformanceTests/Layout/multicol/tall-content-short-columns.html | 
| diff --git a/PerformanceTests/Layout/multicol/tall-content-short-columns.html b/PerformanceTests/Layout/multicol/tall-content-short-columns.html | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..ab6f4ab236e06ba9cf3fd931fec945e648d9dcec | 
| --- /dev/null | 
| +++ b/PerformanceTests/Layout/multicol/tall-content-short-columns.html | 
| @@ -0,0 +1,28 @@ | 
| +<!DOCTYPE html> | 
| +<script src="../../resources/runner.js"></script> | 
| +<body style="overflow:scroll;"> <!-- don't want auto scrollbars to affect the number of layout passes. --> | 
| +    <pre id="log"></pre> | 
| +    <div id="target" style="position:absolute; top:0; left:0; display:none; -webkit-columns:2; column-fill:auto; width:40em; height:2em;"> | 
| +        <div style="height:1234567890px;">xxxxxxxxxx</div> | 
| +    </div> | 
| +    <script> | 
| +    var target = document.getElementById("target"); | 
| +    var style = target.style; | 
| + | 
| +    function test() { | 
| +        style.display = "block"; | 
| +        PerfTestRunner.forceLayoutOrFullFrame(); | 
| + | 
| +        // Do some hit-testing. | 
| +        document.caretRangeFromPoint(10, 10); | 
| + | 
| +        style.display = "none"; | 
| +        PerfTestRunner.forceLayoutOrFullFrame(); | 
| +    } | 
| + | 
| +    PerfTestRunner.measureRunsPerSecond({ | 
| +        description: "Measures performance of multicol layout with many columns.", | 
| +        run: test | 
| +    }); | 
| +    </script> | 
| +</body> | 
|  |