Remove text output from media-document-audio-repaint

LayoutTests/media/media-document-audio-repaint.html

Index: LayoutTests/media/media-document-audio-repaint.html
diff --git a/LayoutTests/media/media-document-audio-repaint.html b/LayoutTests/media/media-document-audio-repaint.html
index 798487c661e7b64431a3d9f73f5198e7ec1f6d97..91ceb04cffa297ddad8abef7fa9025bdb73c340c 100644
--- a/LayoutTests/media/media-document-audio-repaint.html
+++ b/LayoutTests/media/media-document-audio-repaint.html
@@ -1,12 +1,3 @@
-<style>
-    body {
-        overflow: hidden
-    }
-    pre {
-        position: absolute;
-        top: 10000px;
-    }
-</style>
 <script src="../resources/run-after-display.js"></script>
 <script>
     if (window.testRunner)
@@ -15,7 +6,6 @@
     function onPause()
     {
         var videoElement = document.getElementById("fr").contentDocument.querySelector("video");
-        window.internals.startTrackingRepaints(document);
         runAfterDisplay(function() {
             videoElement.currentTime = videoElement.duration * 0.50;
         });
@@ -23,12 +13,6 @@
 
     function onSeeked()
     {
-        var repaintRects = window.internals.repaintRectsAsText(document);
-        var pre = document.createElement('pre');
-        document.body.appendChild(pre);
-        pre.textContent += repaintRects;
-        window.internals.stopTrackingRepaints(document);
-
         if (window.testRunner)
             testRunner.notifyDone();
     }