MD WebUI: change all <dom-module> to use id="" instead of name=""

chrome/browser/resources/chromeos/login/oobe_welcome.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/cr_elements/network/cr_network_icon.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_network_select.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_onc_types.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.html">
 <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">
@@ skipping 34 matching lines @@
     <defs>
       <g id="timezone" fill="none" fill-rule="evenodd">
         <path d="M0 0h64v64H0"></path>
         <path d="M31.987 5.333C17.253 5.333 5.333 17.267 5.333 32c0 14.733 11.92 26.667 26.654 26.667 14.733 0 26.68-11.934 26.68-26.667 0-14.733-11.947-26.667-26.68-26.667zm.013 48c-11.787 0-21.333-9.546-21.333-21.333 0-11.787 9.546-21.333 21.333-21.333 11.787 0 21.333 9.546 21.333 21.333 0 11.787-9.546 21.333-21.333 21.333z" fill="#5A5A5A"></path>
         <path fill="#5A5A5A" d="M33.333 18.667h-4v16l13.987 8.4 2.013-3.28-12-7.12"></path>
       </g>
     </defs>
   </svg>
 </iron-iconset-svg>
 
-<dom-module name="oobe-welcome-md">
+<dom-module id="oobe-welcome-md">
   <template>
     <link rel="stylesheet" href="oobe_dialog_host.css">
     <link rel="stylesheet" href="oobe_welcome.css">
     <link rel="stylesheet" href="oobe_dialog_parameters.css">
     <oobe-welcome-dialog id="welcomeScreen" role="dialog"
         aria-label="[[formatMessage_('networkScreenGreeting')]]"
         current-language="[[currentLanguage]]"
         on-language-button-clicked="onWelcomeSelectLanguageButtonClicked_"
         on-accessibility-button-clicked="onWelcomeAccessibilityButtonClicked_"
         on-timezone-button-clicked="onWelcomeTimezoneButtonClicked_"
@@ skipping 148 matching lines @@
       <div class="bottom-buttons layout horizontal justified">
         <oobe-back-button on-tap="onNetworkSelectionBackButtonPressed_">
         </oobe-back-button>
         <oobe-next-button disabled="[[!isConnected_]]"
             on-tap="onSelectedNetworkConnected_">
         </oobe-next-button>
       </div>
     </oobe-dialog>
   </template>
 </dom-module>