ChromeOS: Powerwash UI update

chrome/browser/resources/chromeos/login/oobe_buttons.html

 <!-- Copyright 2016 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. -->
 
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-icon/iron-icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-iconset-svg/iron-iconset-svg.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-fab/paper-fab.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/color.html">
 
@@ skipping 18 matching lines @@
   |inverse| makes text white on a blue background.
   Note, that content must have separate DOM node (i.e. a separate div).
 
   Example:
     <oobe-icon-button inverse>
       <div i18n-content="oobeOKButtonText"></div>
     </oobe-icon-button>
 
   Attributes:
     'disabled' - button is disabled when the attribute is set.
-    'inverse' - makes text white and background blue
+    'inverse' - makes text white and background blue.
     'label-for-aria' - accessibility label.
+    'border' - adds border to the button.
 -->
 <dom-module id="oobe-text-button">
   <link rel="stylesheet" href="oobe_text_button.css">
   <template>
     <style>
       :root {
         --paper-button-flat-keyboard-focus: {
           border-color: var(--oobe-text-button-focused-border-color);
           border-radius: 2px;
           border-style: solid;
           border-width: 2px;
         };
       }
     </style>
     <paper-button id="textButton" on-tap="onClick_" disabled="[[disabled]]"
-        inverse$="[[inverse]]" aria-label$="[[labelForAria]]">
+        inverse$="[[inverse]]" aria-label$="[[labelForAria]]"
+        border$="[[border]]">
       <div id="container"
           class="flex layout horizontal center center-justified self-stretch">
         <content></content>
       </div>
     </paper-button>
   </template>
 </dom-module>
 
 <!--
   Material design square "<- Back" and "Next ->" buttons.
@@ skipping 51 matching lines @@
       <div id="container" class="flex layout vertical center self-stretch">
         <div id="subcontainer"
             class="flex layout horizontal center self-stretch">
           <iron-icon icon="[[icon]]" class="oobe-icon"></iron-icon>
           <content></content>
         </div>
       </div>
     </paper-button>
   </template>
 </dom-module>