MD Settings: Restore focus after closing various dialogs.

chrome/browser/resources/settings/people_page/people_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.
 
 /**
  * @fileoverview
  * 'settings-people-page' is the settings page containing sign-in settings.
  */
 Polymer({
   is: 'settings-people-page',
@@ skipping 290 matching lines @@
   },
 
   /** @private */
   onSigninTap_: function() {
     this.syncBrowserProxy_.startSignIn();
   },
 
   /** @private */
   onDisconnectClosed_: function() {
     this.showDisconnectDialog_ = false;
+    this.$$('#disconnectButton').focus();
+
     if (settings.getCurrentRoute() == settings.Route.SIGN_OUT)
       settings.navigateToPreviousRoute();
     this.fire('signout-dialog-closed');
   },
 
   /** @private */
   onDisconnectTap_: function() {
     settings.navigateTo(settings.Route.SIGN_OUT);
   },
 
@@ skipping 109 matching lines @@
   },
 
   /** @private */
   onImportDataTap_: function() {
     settings.navigateTo(settings.Route.IMPORT_DATA);
   },
 
   /** @private */
   onImportDataDialogClosed_: function() {
     settings.navigateToPreviousRoute();
+    this.$.importDataDialogTrigger.focus();
   },
 // </if>
 
   /**
    * @private
    * @param {string} domain
    * @return {string}
    */
   getDisconnectExplanationHtml_: function(domain) {
 // <if expr="not chromeos">
@@ skipping 69 matching lines @@
 
   /**
    * @param {!settings.SyncStatus} syncStatus
    * @return {boolean} Whether to show the "Sign in to Chrome" button.
    * @private
    */
   showSignin_: function(syncStatus) {
     return !!syncStatus.signinAllowed && !syncStatus.signedIn;
   },
 });