[cc-frame-viewer] Show layers and levels of detail

tools/cc-frame-viewer/src/layer_tree_impl_view.css

Index: tools/cc-frame-viewer/src/layer_tree_impl_view.css
diff --git a/chrome/browser/resources/options/alert_overlay.css b/tools/cc-frame-viewer/src/layer_tree_impl_view.css
similarity index 80%
copy from chrome/browser/resources/options/alert_overlay.css
copy to tools/cc-frame-viewer/src/layer_tree_impl_view.css
index b2d9960a9a1554c657e841e8b1f3b1131114c581..14aeca235263eb7d8c1bdd2540e01ba2d59b8908 100644
--- a/chrome/browser/resources/options/alert_overlay.css
+++ b/tools/cc-frame-viewer/src/layer_tree_impl_view.css
@@ -1,7 +1,3 @@
 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
-
-#alertOverlayMessage {
-  width: 400px;
-}