Use testRunner.layoutAndPaintAsyncThen() in layout tests

It has better performance than testRunner.displayAsyncThen().

- Rename LayoutTests/resources/run-after-display.js to
  resources/run-after-layout-and-paint.js, and rename
  runAfterDisplay() to runAfterLayoutAndPaint().

- Remove runAfterDisplay() function from text-based-repaint.js
  to avoid duplication.

- Remove LayoutTests/fast/repaint/resources/display-then-call.js
  which is a duplication of run-after-layout-and-paint.js.

BUG=484706

Review URL: https://codereview.chromium.org/1131743002

git-svn-id: svn://svn.chromium.org/blink/trunk@195090 bbb929c8-8fbe-4397-9dbb-9b2b20218538
diff --git a/third_party/WebKit/LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-div-body-scrollablearea.html b/third_party/WebKit/LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-div-body-scrollablearea.html
index 5e272a5..3131802 100644
--- a/third_party/WebKit/LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-div-body-scrollablearea.html
+++ b/third_party/WebKit/LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-div-body-scrollablearea.html
@@ -55,7 +55,7 @@
 Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra. Vestibulum erat wisi, condimentum sed, commodo vitae, ornare sit amet, wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum rutrum orci, sagittis tempus lacus enim ac dui. Donec non enim in turpis pulvinar facilisis. Ut felis. Praesent dapibus, neque id cursus faucibus, tortor neque egestas augue, eu vulputate magna eros eu erat. Aliquam erat volutpat. Nam dui mi, tincidunt quis, accumsan porttitor, facilisis luctus, metus
 Pellentesque habitant morbi tristique senectus et netus et malesuada fames ac turpis egestas. Vestibulum tortor quam, feugiat vitae, ultricies eget, tempor sit amet, ante. Donec eu libero sit amet quam egestas semper. Aenean ultricies mi vitae est. Mauris placerat eleifend leo. Quisque sit amet est et sapien ullamcorper pharetra. Vestibulum erat wisi, condimentum sed, commodo vitae, ornare sit amet, wisi. Aenean fermentum, elit eget tincidunt condimentum, eros ipsum rutrum orci, sagittis tempus lacus enim ac dui. Donec non enim in turpis pulvinar facilisis. Ut felis. Praesent dapibus, neque id cursus faucibus, tortor neque egestas augue, eu vulputate magna eros eu erat. Aliquam erat volutpat. Nam dui mi, tincidunt quis, accumsan porttitor, facilisis luctus, metus
 </body>
-<script src="../resources/run-after-display.js"></script>
+<script src="../resources/run-after-layout-and-paint.js"></script>
 <script>
 var styleElement = document.createElement("style");
 var sheet = document.head.appendChild(styleElement).sheet;
@@ -67,7 +67,7 @@
 };
 if (window.testRunner)
     testRunner.dumpAsTextWithPixelResults();
-runAfterDisplay(function() {
+runAfterLayoutAndPaint(function() {
     addRule("::-webkit-scrollbar", {width: "40px",height: "40px"});
 }, true);
 </script>
\ No newline at end of file