Move old multicol tests to a separate directory.

LayoutTests/fast/multicol/flipped-blocks-hit-test.html

Index: LayoutTests/fast/multicol/flipped-blocks-hit-test.html
diff --git a/LayoutTests/fast/multicol/flipped-blocks-hit-test.html b/LayoutTests/fast/multicol/flipped-blocks-hit-test.html
deleted file mode 100644
index 893f43ad0ef848559edf33e3e3b31c74d1dd9555..0000000000000000000000000000000000000000
--- a/LayoutTests/fast/multicol/flipped-blocks-hit-test.html
+++ /dev/null
@@ -1,22 +0,0 @@
-<div style="
-    width: 200px;
-    height: 100px;
-    -webkit-columns: 2;
-    -webkit-column-gap: 0;
-    columns: 2;
-    column-gap: 0;
-    column-fill: auto;
-    -webkit-writing-mode: horizontal-bt;
-    font: 20px Ahem;
-">
-    1111 2222 3333 4444 5
-    <div></div>
-</div>
-<p id="result">The test did not run.</p>
-<script>
-    if (window.testRunner)
-        testRunner.dumpAsText();
-
-    var offset = document.caretRangeFromPoint(38, 18).startOffset;
-    document.getElementById("result").innerText = offset === 26 ? "PASS" : "FAIL";
-</script>