trace-viewer/trace_viewer/extras/chrome/gpu/state_view.css

/* Copyright (c) 2013 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.
 */

.gpu-state-snapshot-view {
  background: url('./images/checkerboard.png');
  display: -webkit-flex;
  overflow: auto;
}

.gpu-state-snapshot-view img {
  display: block;
  margin: 16px auto 16px auto;
}