Fix JavaScript errors in options2

chrome/browser/resources/options2/search_page.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 OptionsPage = options.OptionsPage;
 
   /**
    * Encapsulated handling of a search bubble.
    * @constructor
@@ skipping 77 matching lines @@
       // Update the position in the CSS.  Cache the last values for
       // best performance.
       if (left != this.lastLeft) {
         this.style.left = left + 'px';
         this.lastLeft = left;
       }
       if (top != this.lastTop) {
         this.style.top = top + 'px';
         this.lastTop = top;
       }
-    }
-  }
+    },
+  };
 
   /**
    * Encapsulated handling of the search page.
    * @constructor
    */
   function SearchPage() {
     OptionsPage.call(this, 'search', templateData.searchPageTabTitle,
         'searchPage');
   }
 
@@ skipping 277 matching lines @@
           controls = controls.concat(page.associatedControls);
       }
       return controls;
     },
 
     /**
      * Performs a string replacement based on a regex and replace string.
      * @param {RegEx} regex A regular expression for finding search matches.
      * @param {String} replace A string to apply the replace operation.
      * @param {Element} element An HTML container element.
-     * @returns {Boolean} true if the element was changed.
+     * @return {boolean} true if the element was changed.
      * @private
      */
     performReplace_: function(regex, replace, element) {
       var found = false;
       var div, child, tmp;
 
       // Walk the tree, searching each TEXT node.
       var walker = document.createTreeWalker(element,
                                              NodeFilter.SHOW_TEXT,
                                              null,
@@ skipping 10 matching lines @@
           // Create a temporary div element and set the innerHTML to the new
           // value.
           div = document.createElement('div');
           div.innerHTML = newValue;
 
           // Insert all the child nodes of the temporary div element into the
           // document, before the original node.
           child = div.firstChild;
           while (child = div.firstChild) {
             node.parentNode.insertBefore(child, node);
-          };
+          }
 
           // Delete the old text node and advance the walker to the next
           // node.
           tmp = node;
           node = walker.nextNode();
           tmp.parentNode.removeChild(tmp);
         } else {
           node = walker.nextNode();
         }
       }
@@ skipping 50 matching lines @@
     removeSearchBubbles_: function() {
       var elements = document.querySelectorAll('.search-bubble');
       var length = elements.length;
       for (var i = 0; i < length; i++)
         elements[i].dispose();
     },
 
     /**
      * Builds a list of top-level pages to search.  Omits the search page and
      * all sub-pages.
-     * @returns {Array} An array of pages to search.
+     * @return {Array} An array of pages to search.
      * @private
      */
     getSearchablePages_: function() {
       var name, page, pages = [];
       for (name in OptionsPage.registeredPages) {
         if (name != this.name) {
           page = OptionsPage.registeredPages[name];
           if (!page.parentPage)
             pages.push(page);
         }
       }
       return pages;
     },
 
     /**
      * Builds a list of sub-pages (and overlay pages) to search.  Ignore pages
      * that have no associated controls.
-     * @returns {Array} An array of pages to search.
+     * @return {Array} An array of pages to search.
      * @private
      */
     getSearchableSubPages_: function() {
       var name, pageInfo, page, pages = [];
       for (name in OptionsPage.registeredPages) {
         page = OptionsPage.registeredPages[name];
         if (page.parentPage && page.associatedSection)
           pages.push(page);
       }
       for (name in OptionsPage.registeredOverlayPages) {
         page = OptionsPage.registeredOverlayPages[name];
         if (page.associatedSection && page.pageDiv != undefined)
           pages.push(page);
       }
       return pages;
     },
 
     /**
      * A function to handle key press events.
      * @return {Event} a keydown event.
      * @private
      */
     keyDownEventHandler_: function(event) {
       const ESCAPE_KEY_CODE = 27;
       const FORWARD_SLASH_KEY_CODE = 191;
 
-      switch(event.keyCode) {
+      switch (event.keyCode) {
         case ESCAPE_KEY_CODE:
           if (event.target == this.searchField) {
             this.setSearchText_('');
             this.searchField.blur();
             event.stopPropagation();
             event.preventDefault();
           }
           break;
         case FORWARD_SLASH_KEY_CODE:
           if (!/INPUT|SELECT|BUTTON|TEXTAREA/.test(event.target.tagName) &&
@@ skipping 16 matching lines @@
     // Trim beginning and ending whitespace.
     return text.replace(/^\s+|\s+$/g, '');
   };
 
   // Export
   return {
     SearchPage: SearchPage
   };
 
 });