[MD settings] moving attached() code

chrome/browser/resources/settings/appearance_page/appearance_page.js

 // Copyright 2015 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.
 
-
-
 /**
  * 'cr-settings-appearance-page' is the settings page containing appearance
  * settings.
  *
  * Example:
  *
  *    <iron-animated-pages>
  *      <cr-settings-appearance-page prefs="{{prefs}}">
  *      </cr-settings-appearance-page>
  *      ... other pages ...
  *    </iron-animated-pages>
  *
  * @group Chrome Settings Elements
  * @element cr-settings-appearance-page
  */
 Polymer({
   is: 'cr-settings-appearance-page',
 
-  /** @override */
-  attached: function() {
-    // Query the initial state.
-    cr.sendWithCallback('getResetThemeEnabled', undefined,
-                        this.setResetThemeEnabled.bind(this));
-
-    // Set up the change event listener.
-    cr.addWebUIListener('reset-theme-enabled-changed',
-                        this.setResetThemeEnabled.bind(this));
-  },
-
   properties: {
     /**
      * Preferences state.
      */
     prefs: {
       type: Object,
       notify: true,
     },
 
     /**
      * Translated strings used in data binding.
      */
     i18n_: {
       type: Object,
       value: function() {
         return {
           homePageNtp: loadTimeData.getString('homePageNtp'),
           openThisPage: loadTimeData.getString('openThisPage'),
         };
       },
     },
   },
 
+  /** @override */
+  attached: function() {
+    // Query the initial state.
+    cr.sendWithCallback('getResetThemeEnabled', undefined,
+                        this.setResetThemeEnabled.bind(this));
+
+    // Set up the change event listener.
+    cr.addWebUIListener('reset-theme-enabled-changed',
+                        this.setResetThemeEnabled.bind(this));
+  },
+
   setResetThemeEnabled: function(enabled) {
     this.$.resetTheme.disabled = !enabled;
   },
 
   /** @private */
   openThemesGallery_: function() {
     window.open(loadTimeData.getString('themesGalleryUrl'));
   },
 
   /** @private */
   resetTheme_: function() {
     chrome.send('resetTheme');
   },
 });