Fix print preview control button order for views.

chrome/browser/resources/print_preview/print_preview.css

 /* Copyright (c) 2011 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.
  */
 
 html {
   height: 100%;
 }
 
 body {
@@ skipping 395 matching lines @@
   margin-top: 10px;
 }
 
 /* TODO(estade): unfork this code. */
 .button-strip {
   -webkit-box-orient: horizontal;
   -webkit-box-pack: end;
   display: -webkit-box;
 }
 
-html[toolkit=views] .button-strip {
+html:not([toolkit=views]) .button-strip {
   -webkit-box-direction: reverse;
 }
+
+.button-strip button {
+  display: block;
+}