Fix visibility of flip icon for camera images

chrome/browser/resources/options/chromeos/change_picture_options.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() {
   var Page = cr.ui.pageManager.Page;
   var PageManager = cr.ui.pageManager.PageManager;
   var UserImagesGrid = options.UserImagesGrid;
   var ButtonImages = UserImagesGrid.ButtonImages;
 
@@ skipping 186 matching lines @@
     /**
      * Handles image selection change.
      * @param {Event} e Selection change Event.
      * @private
      */
     handleImageSelected_: function(e) {
       var imageGrid = $('user-image-grid');
       var url = imageGrid.selectedItemUrl;
 
       // Flip button available only for camera picture.
-      imageGrid.flipPhotoElement.tabIndex =
-          imageGrid.selectionType == 'camera' ? 1 : -1;
+      imageGrid.flipPhotoElement.hidden =
+          imageGrid.selectionType != 'camera';
       // Ignore selection change caused by program itself and selection of one
       // of the action buttons.
       if (!imageGrid.inProgramSelection &&
           url != ButtonImages.TAKE_PHOTO && url != ButtonImages.CHOOSE_FILE) {
         chrome.send('selectImage', [url, imageGrid.selectionType]);
       }
       // Start/stop camera on (de)selection.
       if (!imageGrid.inProgramSelection &&
           imageGrid.selectionType != e.oldSelectionType) {
         if (imageGrid.selectionType == 'camera') {
@@ skipping 103 matching lines @@
     'setProfileImage',
     'setSelectedImage',
   ]);
 
   // Export
   return {
     ChangePictureOptions: ChangePictureOptions
   };
 
 });