Revert FCM text-based-repaint change and rebaselines

LayoutTests/css3/flexbox/repaint-rtl-column.html

Index: LayoutTests/css3/flexbox/repaint-rtl-column.html
diff --git a/LayoutTests/css3/flexbox/repaint-rtl-column.html b/LayoutTests/css3/flexbox/repaint-rtl-column.html
index 3a9cce1364f67ed9ddba0099c058c7d19532448f..b123fb0d6d35bb24818ff65239cee998aeb125f8 100644
--- a/LayoutTests/css3/flexbox/repaint-rtl-column.html
+++ b/LayoutTests/css3/flexbox/repaint-rtl-column.html
@@ -21,11 +21,7 @@
     background-color: orange;
 }
 </style>
-<script src="../../fast/repaint/resources/text-based-repaint.js"></script>
 <script>
-window.onload = runRepaintTest;
-window.testIsAsync = true;
-
 // This test makes sure that we repaint the right region of a flexbox when
 // changing the flex values. Only the middle of the test page should be
 // repainted. If the top of the test page (above the flexbox) is repainted,
@@ -35,15 +31,30 @@ function setFlex(value)
     document.getElementById("content").style.webkitFlex = value;
 }
 
-function repaintTest() {
+window.onload = function() {
+    if (window.testRunner) {
+        testRunner.dumpAsText();
+        document.body.offsetTop;
+        window.internals.startTrackingRepaints(document);
+        testRunner.waitUntilDone();
+    }
     setTimeout(function() {
         setFlex(4.6);
         setTimeout(function() {
             setFlex(5);
-            finishRepaintTest();
-        }, 0);
-    }, 0);
-}
+            if (window.testRunner) {
+                document.body.offsetTop;
+                var repaintRects = window.internals.repaintRectsAsText(document);
+                window.internals.stopTrackingRepaints(document);
+                var pre = document.createElement('pre');
+                document.body.appendChild(pre);
+                pre.textContent += repaintRects;
+
+                testRunner.notifyDone();
+            }
+        })
+    })
+};
 </script>
 <div style="height: 60px"></div>
 <div id="flexbox" dir="rtl">