Focus the first input when adding a new Autofill cc or address

chrome/browser/resources/options/autofill_edit_address_overlay.js

 // Copyright (c) 2012 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.define('options', function() {
   /** @const */ var Page = cr.ui.pageManager.Page;
   /** @const */ var PageManager = cr.ui.pageManager.PageManager;
   /** @const */ var ArrayDataModel = cr.ui.ArrayDataModel;
 
   /**
@@ skipping 307 matching lines @@
       countrySelect.appendChild(new Option('', ''));
       for (var i = 0; i < countryList.length; i++) {
         var option = new Option(countryList[i].name,
                                 countryList[i].value);
         option.disabled = countryList[i].value == 'separator';
         countrySelect.appendChild(option);
       }
     },
 
     /**
+     * Called to prepare the overlay when a new address is being added.
+     * @private
+     */
+    prepForNewAddress_: function() {
+      // Focus the first element.
+      this.pageDiv.querySelector('input').focus();
+    },
+
+    /**
      * Loads the address data from |address|, sets the input fields based on
      * this data, and stores the GUID and language code of the address.
      * @param {!Object} address Lots of info about an address from the browser.
      * @private
      */
     loadAddress_: function(address) {
       this.rebuildInputFields_(address.components);
       this.setInputFields_(address);
       this.inputFieldChanged_();
       this.connectInputEvents_();
@@ skipping 62 matching lines @@
 
           if (input.tagName == 'LIST') {
             options.autofillOptions.AutofillValuesList.decorate(input);
             input.autoExpands = true;
           }
         }
       }
     },
   };
 
+  AutofillEditAddressOverlay.prepForNewAddress = function() {
+    AutofillEditAddressOverlay.getInstance().prepForNewAddress_();
+  };
+
   AutofillEditAddressOverlay.loadAddress = function(address) {
     AutofillEditAddressOverlay.getInstance().loadAddress_(address);
   };
 
   AutofillEditAddressOverlay.loadAddressComponents = function(input) {
     AutofillEditAddressOverlay.getInstance().loadAddressComponents_(input);
   };
 
   AutofillEditAddressOverlay.setTitle = function(title) {
     $('autofill-address-title').textContent = title;
   };
 
   AutofillEditAddressOverlay.setValidatedPhoneNumbers = function(numbers) {
     var instance = AutofillEditAddressOverlay.getInstance();
     var phoneList = instance.pageDiv.querySelector('[field=phone]');
     instance.setMultiValueList_(phoneList, numbers);
     phoneList.didReceiveValidationResult();
   };
 
   // Export
   return {
     AutofillEditAddressOverlay: AutofillEditAddressOverlay
   };
 });