HiDPI assets for product_logo_16 / _32

chrome/browser/resources/chromeos/login/oobe.css

 /* 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.
  *
  * This is the stylesheet used by the Out of the box experience (OOBE) flow,
  * sign in and lock screens.
  */
 
 html,
 body {
@@ skipping 112 matching lines @@
 hr.bottom {
   background: -webkit-linear-gradient(bottom,
                                       rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0));
   border-bottom: 1px solid rgba(0, 0, 0, 0.5);
   height: 4px;
   z-index: 0;
 }
 
 #header {
   -webkit-padding-start: 45px;
+  /* TODO(thakis): Move oobe.html to a structure element, then the
+   * image set should be inserted automatically. */
   background-image: -webkit-image-set(
       url('chrome://theme/IDR_PRODUCT_LOGO_32') 1x,
-      url('chrome://theme/IDR_PRODUCT_LOGO_64') 2x);
+      url('chrome://theme/IDR_PRODUCT_LOGO_32@2x') 2x);
   background-position: left center;
   background-repeat: no-repeat;
   background-size: 32px;
   color: #666;
   display: -webkit-box;
   font-size: 23px;
   height: 47px;
   line-height: 45px;
   padding-top: 1px;
 }
@@ skipping 1110 matching lines @@
   width: 100%;
 }
 
 #background-transition {
   height: 100%;
   left: 0;
   position: absolute;
   top: 0;
   width: 100%;
 }